المؤلفون: Carter, Dennis L., http://id.loc.gov/authorities/names/n85827829

المساهمون: Dinsmore, James J., http://id.loc.gov/authorities/names/n83129970

المصدر: Iowa Ornithologists’ Union records ; https://n2t.net/ark:/87292/w97v03 ; MS 166

مصطلحات موضوعية: Bird feeders, http://id.worldcat.org/fast/832917, Bird watching, http://id.worldcat.org/fast/832948, Birds--Identification, http://id.worldcat.org/fast/833029, Pine Siskin (Spinus pinus), https://www.gbif.org/species/5231635

جغرافية الموضوع: Lake Meyer, https://www.geonames.org/4867209

وصف الملف: 1 page

Relation: Iowa Ornithologists' Union; https://n2t.net/ark:/87292/w9513tv8b; https://n2t.net/ark:/87292/w91v5bf8z; IOU_16356; MS0166b039f011i031.tif; 9152; https://digitalcollections.lib.iastate.edu/islandora/object/isu%3AIOU_16356/datastream/TN/view/Dennis%20L.%20Carter%20letter%20to%20James%20J.%20Dinsmore%20regarding%20a%20Pine%20Siskin%20sighting,%20August%203,%202004.jpg

الاتاحة: https://n2t.net/ark:/87292/w91v5bf8z
https://digitalcollections.lib.iastate.edu/islandora/object/isu%3AIOU_16356/datastream/TN/view/Dennis%20L.%20Carter%20letter%20to%20James%20J.%20Dinsmore%20regarding%20a%20Pine%20Siskin%20sighting,%20August%203,%202004.jpg

المؤلفون: Dinsmore, James J., http://id.loc.gov/authorities/names/n83129970, Iowa Ornithologists' Union, http://id.loc.gov/authorities/names/no99028917

المصدر: Iowa Ornithologists’ Union records ; https://n2t.net/ark:/87292/w97v03 ; MS 166

مصطلحات موضوعية: Bird watching, http://id.worldcat.org/fast/832948, Birds--Research, http://id.worldcat.org/fast/833061, Weather, http://id.worldcat.org/fast/1173087, Swallow-tailed Kite (Elanoides forficatus), https://www.gbif.org/species/2480461, White-faced Ibis (Plegadis chihi), https://www.gbif.org/species/9375033, Baird's Sparrow (Ammodramus bairdii), https://www.gbif.org/species/2491122, White-winged Dove (Zenaida asiatica), https://www.gbif.org/species/2495370, Harris' Sparrow (Zonotrichia querula), https://www.gbif.org/species/5231139, Merlin (Falco columbarius), https://www.gbif.org/species/9813242, Black-necked Stilt (Himantopus mexicanus), https://www.gbif.org/species/5229128, Le Conte's Sparrow (Ammodramus leconteii), https://www.gbif.org/species/2491080, Golden Eagle (Aquila chrysaetos), https://www.gbif.org/species/2480506, White-rumped Sandpiper (Calidris fuscicollis), https://www.gbif.org/species/2481756, Pine Siskin (Spinus pinus), https://www.gbif.org/species/5231635, Bufflehead (Bucephala albeola), https://www.gbif.org/species/2498329

جغرافية الموضوع: Iowa, https://www.geonames.org/4862182

وصف الملف: 13 pages

Relation: Iowa Ornithologists' Union; https://n2t.net/ark:/87292/w9513tv8b; https://n2t.net/ark:/87292/w95h7bv8w; IOU_15661; 9151; https://digitalcollections.lib.iastate.edu/islandora/object/isu%3AIOU_15661/datastream/TN/view/Iowa%20Ornithologists%27%20Union,%20Quarterly%20field%20report,%20summer%202004.jpg

الاتاحة: https://n2t.net/ark:/87292/w95h7bv8w
https://digitalcollections.lib.iastate.edu/islandora/object/isu%3AIOU_15661/datastream/TN/view/Iowa%20Ornithologists%27%20Union,%20Quarterly%20field%20report,%20summer%202004.jpg

المؤلفون: Fischer, Carolyn J.

المساهمون: Goranson, Rita, Walter, Jan L.

المصدر: Iowa Ornithologists’ Union records ; https://n2t.net/ark:/87292/w97v03 ; MS 166

مصطلحات موضوعية: Bird watching, http://id.worldcat.org/fast/832948, Birds--Counting, http://id.worldcat.org/fast/832986, Birds--Identification, http://id.worldcat.org/fast/833029, Rufous Hummingbird (Selasphorus rufus), https://www.gbif.org/species/2476855, Swainson's Hawk (Buteo swainsoni), https://www.gbif.org/species/2480562, Bell's Vireo (Vireo bellii), https://www.gbif.org/species/2487441, Henslow's Sparrow (Ammodramus henslowii), https://www.gbif.org/species/2491119, Loggerhead Shrike (Lanius ludovicianus), https://www.gbif.org/species/2492870, American White Pelican (Pelecanus erythrorhynchos), https://www.gbif.org/species/5229155, Orchard Oriole (Icterus spurius), https://www.gbif.org/species/5229935, Lark Sparrow (Chondestes grammacus), https://www.gbif.org/species/2491651, Common Loon (Gavia immer), https://www.gbif.org/species/2481962, Pine Siskin (Spinus pinus), https://www.gbif.org/species/5231635

جغرافية الموضوع: https://www.geonames.org/4864725, Mason City, https://www.geonames.org/4866445, Ventura, https://www.geonames.org/4880092, Zirbel Slough, https://www.geonames.org/4882783, Mitchell County, https://www.geonames.org/4867612

Time: Lime Creek Nature Center

وصف الملف: 2 pages

Relation: Iowa Ornithologists' Union; https://n2t.net/ark:/87292/w9513tv8b; https://n2t.net/ark:/87292/w96m3354x; IOU_18460; 7655; https://digitalcollections.lib.iastate.edu/islandora/object/isu%3AIOU_18460/datastream/TN/view/Field%20reports%20form%20for%20submitting%20seasonal%20observations%20of%20Iowa%20birds,%20Carolyn%20J.%20Fischer,%20summer%202000.jpg

الاتاحة: https://n2t.net/ark:/87292/w96m3354x
https://digitalcollections.lib.iastate.edu/islandora/object/isu%3AIOU_18460/datastream/TN/view/Field%20reports%20form%20for%20submitting%20seasonal%20observations%20of%20Iowa%20birds,%20Carolyn%20J.%20Fischer,%20summer%202000.jpg

المؤلفون: Iowa Ornithologists' Union, http://id.loc.gov/authorities/names/no99028917

المصدر: Iowa Ornithologists’ Union records ; https://n2t.net/ark:/87292/w97v03 ; MS 166

مصطلحات موضوعية: Bird watching, http://id.worldcat.org/fast/832948, Birds--Identification, http://id.worldcat.org/fast/833029, Dial-a-message telephone calls, http://id.worldcat.org/fast/892403, Horned Grebe (Podiceps auritus), https://www.gbif.org/species/2482059, Eurasian Collared Dove (Streptopelia decaocto), https://www.gbif.org/species/2495696, Brown Pelican (Pelecanus occidentalis), https://www.gbif.org/species/5229158, Black-billed Magpie (Pica hudsonia), https://www.gbif.org/species/5229487, American Pipit (Anthus rubescens), https://www.gbif.org/species/2490263, Surf Scoter (Melanitta perspicillata), https://www.gbif.org/species/2498246, Stilt Sandpiper (Calidris himantopus), https://www.gbif.org/species/5229400, Orange-crowned Warbler (Leiothlypis celata), https://www.gbif.org/species/8169649, Pine Siskin (Spinus pinus), https://www.gbif.org/species/5231635, Black-headed Gull (Larus ridibundus), https://www.gbif.org/species/2481137, Shore-birds, Gulls, and Auks (Charadriiformes), https://www.gbif.org/species/7192402

جغرافية الموضوع: Grays Lake, https://www.geonames.org/4859182, Hitchcock Nature Area, https://www.geonames.org/4860773, Mason City, https://www.geonames.org/4866445, Spirit Lake, https://www.geonames.org/4877183, Union Slough National Wildlife Refuge, https://www.geonames.org/4879394

وصف الملف: 5 pages

Relation: Iowa Ornithologists' Union; https://n2t.net/ark:/87292/w9513tv8b; https://n2t.net/ark:/87292/w9df6k53h; IOU_21185; 10065; https://digitalcollections.lib.iastate.edu/islandora/object/isu%3AIOU_21185/datastream/TN/view/Iowa%20RBA,%20October%204-8,%201999.jpg

الاتاحة: https://n2t.net/ark:/87292/w9df6k53h
https://digitalcollections.lib.iastate.edu/islandora/object/isu%3AIOU_21185/datastream/TN/view/Iowa%20RBA,%20October%204-8,%201999.jpg

المؤلفون: Iowa Ornithologists' Union, http://id.loc.gov/authorities/names/no99028917

المساهمون: Jungbluth, Karl

المصدر: Iowa Ornithologists’ Union records ; https://n2t.net/ark:/87292/w97v03 ; MS 166

مصطلحات موضوعية: Bird watching, http://id.worldcat.org/fast/832948, Birds--Identification, http://id.worldcat.org/fast/833029, Dial-a-message telephone calls, http://id.worldcat.org/fast/892403, American Avocet (Recurvirostra americana), https://www.gbif.org/species/2480258, Red-shouldered Hawk (Buteo lineatus), https://www.gbif.org/species/2480529, Eared Grebe (Podiceps nigricollis), https://www.gbif.org/species/2482065, Dunlin (Calidris alpina), https://www.gbif.org/species/2481759, Long-billed Dowitcher (Limnodromus scolopaceus), https://www.gbif.org/species/2481670, Black-bellied Plover (Pluvialis squatarola), https://www.gbif.org/species/2480327, Spotted Towhee (Pipilo maculatus), https://www.gbif.org/species/9709230, Pine Siskin (Spinus pinus), https://www.gbif.org/species/5231635, Common Tern (Sterna hirundo), https://www.gbif.org/species/9367409, Black-headed Gull (Larus ridibundus), https://www.gbif.org/species/2481137, Shore-birds, Gulls, and Auks (Charadriiformes), https://www.gbif.org/species/7192402

جغرافية الموضوع: Boone, https://www.geonames.org/4849051, Iowa City, https://www.geonames.org/4862034, Spirit Lake, https://www.geonames.org/4877183, Union Slough National Wildlife Refuge, https://www.geonames.org/4879394, Virgin Lake, https://www.geonames.org/4880298

وصف الملف: 3 pages

Relation: Iowa Ornithologists' Union; https://n2t.net/ark:/87292/w9513tv8b; https://n2t.net/ark:/87292/w9zp3w26k; IOU_20790; 10066; https://digitalcollections.lib.iastate.edu/islandora/object/isu%3AIOU_20790/datastream/TN/view/Iowa%20RBA,%20October%2011,%201999.jpg

الاتاحة: https://n2t.net/ark:/87292/w9zp3w26k
https://digitalcollections.lib.iastate.edu/islandora/object/isu%3AIOU_20790/datastream/TN/view/Iowa%20RBA,%20October%2011,%201999.jpg

المؤلفون: Petersen, Marietta

المصدر: Iowa Ornithologists’ Union records ; https://n2t.net/ark:/87292/w97v03 ; MS 166

مصطلحات موضوعية: Bird watching, http://id.worldcat.org/fast/832948, Birds--Food, http://id.worldcat.org/fast/833019, Turkey Vulture (Cathartes aura), https://www.gbif.org/species/2481930, Ruby-throated Hummingbird (Archilochus colubris), https://www.gbif.org/species/5228514, Pine Siskin (Spinus pinus), https://www.gbif.org/species/5231635

جغرافية الموضوع: Atlantic, https://www.geonames.org/4847385, Cresco, https://www.geonames.org/4853059, Cass County, https://www.geonames.org/4850583

وصف الملف: 1 page

Relation: Iowa Ornithologists' Union; https://n2t.net/ark:/87292/w9513tv8b; https://n2t.net/ark:/87292/w9m61br3s; IOU_16251; MS166b028f005i128.tif; 7354; https://digitalcollections.lib.iastate.edu/islandora/object/isu%3AIOU_16251/datastream/TN/view/Sept.,%20Oct.,%20Nov.%201999,%20Marietta%20Petersen.jpg

الاتاحة: https://n2t.net/ark:/87292/w9m61br3s
https://digitalcollections.lib.iastate.edu/islandora/object/isu%3AIOU_16251/datastream/TN/view/Sept.,%20Oct.,%20Nov.%201999,%20Marietta%20Petersen.jpg

المؤلفون: Fuller, James L., Iowa Ornithologists' Union, http://id.loc.gov/authorities/names/no99028917

المساهمون: Klein, Terri

المصدر: Iowa Ornithologists’ Union records ; https://n2t.net/ark:/87292/w97v03 ; MS 166

مصطلحات موضوعية: Bird watching, http://id.worldcat.org/fast/832948, Waterfowl, http://id.worldcat.org/fast/1172618, Dial-a-message telephone calls, http://id.worldcat.org/fast/892403, Red-shouldered Hawk (Buteo lineatus), https://www.gbif.org/species/2480529, Thayer's Gull (Larus thayeri), https://www.gbif.org/species/2481159, Long-tailed Duck (Clangula hyemalis), https://www.gbif.org/species/2498273, Ross' Goose (Chen rossii), https://www.gbif.org/species/2498160, Hooded Merganser (Lophodytes cucullatus), https://www.gbif.org/species/2498408, Golden Eagle (Aquila chrysaetos), https://www.gbif.org/species/2480506, Peregrine Falcon (Falco peregrinus), https://www.gbif.org/species/2481047, Pileated Woodpecker (Dryocopus pileatus), https://www.gbif.org/species/5228824, Pine Siskin (Spinus pinus), https://www.gbif.org/species/5231635, Tundra Swan (Cygnus columbianus), https://www.gbif.org/species/2498338

جغرافية الموضوع: Cedar Rapids, https://www.geonames.org/4850751, Cone Marsh Wildlife Management Area, https://www.geonames.org/4852456, Iowa City, https://www.geonames.org/4862034, Solon, https://www.geonames.org/4876867, Story County, https://www.geonames.org/4877685

Time: Story County

وصف الملف: 5 pages

Relation: Iowa Ornithologists' Union; https://n2t.net/ark:/87292/w9513tv8b; https://n2t.net/ark:/87292/w90c4sm7k; IOU_19941; 10036; https://digitalcollections.lib.iastate.edu/islandora/object/isu%3AIOU_19941/datastream/TN/view/Iowa%20RBA,%20March%208,%201999.jpg

الاتاحة: https://n2t.net/ark:/87292/w90c4sm7k
https://digitalcollections.lib.iastate.edu/islandora/object/isu%3AIOU_19941/datastream/TN/view/Iowa%20RBA,%20March%208,%201999.jpg

المؤلفون: Kent, Thomas H. (Thomas Hugh), 1934-, http://id.loc.gov/authorities/names/n78093572

المصدر: Iowa Ornithologists’ Union records ; https://n2t.net/ark:/87292/w97v03 ; MS 166

مصطلحات موضوعية: Bird watching, http://id.worldcat.org/fast/832948, American Golden Plover (Pluvialis dominica), https://www.gbif.org/species/2480328, Little Blue Heron (Egretta caerulea), https://www.gbif.org/species/2480894, Brewer's Blackbird (Euphagus cyanocephalus), https://www.gbif.org/species/2484183, Nelson's Sharp-tailed Sparrow (Ammodramus nelsoni), https://www.gbif.org/species/2491088, Brown Pelican (Pelecanus occidentalis), https://www.gbif.org/species/5229158, Arctic Tern (Sterna paradisaea), https://www.gbif.org/species/5229230, Dunlin (Calidris alpina), https://www.gbif.org/species/2481759, Sabine's Gull (Xema sabini), https://www.gbif.org/species/2481221, Yellow-bellied Flycatcher (Empidonax flaviventris), https://www.gbif.org/species/2482785, White-rumped Sandpiper (Calidris fuscicollis), https://www.gbif.org/species/2481756, Pine Siskin (Spinus pinus), https://www.gbif.org/species/5231635, Sandhill Crane (Grus canadensis), https://www.gbif.org/species/2474953, Laughing Gull (Larus atricilla), https://www.gbif.org/species/2481192

جغرافية الموضوع: Coralville Lake, https://www.geonames.org/4852648, Hickory Hill Park, https://www.geonames.org/4860516, Lake Red Rock, https://www.geonames.org/4864002, Palo Alto County, https://www.geonames.org/4870630, Snake Creek State Game Management Area, https://www.geonames.org/4876795

Time: Palo Alto County, Fairmont Cemetery

وصف الملف: 5 pages

Relation: Iowa Ornithologists' Union; https://n2t.net/ark:/87292/w9513tv8b; https://n2t.net/ark:/87292/w9nk3665s; IOU_15678; 7328; https://digitalcollections.lib.iastate.edu/islandora/object/isu%3AIOU_15678/datastream/TN/view/Field%20report,%20fall%201999,%20Thomas%20Kent.jpg

الاتاحة: https://n2t.net/ark:/87292/w9nk3665s
https://digitalcollections.lib.iastate.edu/islandora/object/isu%3AIOU_15678/datastream/TN/view/Field%20report,%20fall%201999,%20Thomas%20Kent.jpg

المؤلفون: Kenne, Matthew C.

المصدر: Iowa Ornithologists’ Union records ; https://n2t.net/ark:/87292/w97v03 ; MS 166

مصطلحات موضوعية: Bird watching, http://id.worldcat.org/fast/832948, American Golden Plover (Pluvialis dominica), https://www.gbif.org/species/2480328, Swainson's Hawk (Buteo swainsoni), https://www.gbif.org/species/2480562, Purple Martin (Progne subis), https://www.gbif.org/species/2489129, Eastern Towhee (Pipilo erythrophthalmus), https://www.gbif.org/species/2491205, Yellow-Crowned Night Heron (Nycticorax violaceus), https://www.gbif.org/species/7928130, Pine Siskin (Spinus pinus), https://www.gbif.org/species/5231635, Northern Pintail (Anas acuta), https://www.gbif.org/species/2498112, Green-winged Teal (Anas crecca), https://www.gbif.org/species/8214667, Brown Creeper (Certhia americana), https://www.gbif.org/species/9581157

جغرافية الموضوع: Algona, https://www.geonames.org/4846602, Union Slough National Wildlife Refuge, https://www.geonames.org/4879394, https://www.geonames.org/4873097, Ambrose A Call State Park, https://www.geonames.org/4846808, Plum Creek Wildlife Area, https://www.geonames.org/4871687

Time: Riverview Cemetery

وصف الملف: 3 pages

Relation: Iowa Ornithologists' Union; https://n2t.net/ark:/87292/w9513tv8b; https://n2t.net/ark:/87292/w9dn3zx3v; IOU_15120; 7249; https://digitalcollections.lib.iastate.edu/islandora/object/isu%3AIOU_15120/datastream/TN/view/Summer%201999%20field%20report,%20Matthew%20Kenne.jpg

الاتاحة: https://n2t.net/ark:/87292/w9dn3zx3v
https://digitalcollections.lib.iastate.edu/islandora/object/isu%3AIOU_15120/datastream/TN/view/Summer%201999%20field%20report,%20Matthew%20Kenne.jpg

المؤلفون: Proescholdt, Mark

المساهمون: Kent, Thomas H. (Thomas Hugh), 1934-, http://id.loc.gov/authorities/names/n78093572, Proescholdt, Beth

المصدر: Iowa Ornithologists’ Union records ; https://n2t.net/ark:/87292/w97v03 ; MS 166

مصطلحات موضوعية: Bird watching, http://id.worldcat.org/fast/832948, Birds--Identification, http://id.worldcat.org/fast/833029, Birdsongs, http://id.worldcat.org/fast/833119, Marbled Godwit (Limosa fedoa), https://www.gbif.org/species/2481684, Alder Flycatcher (Empidonax alnorum), https://www.gbif.org/species/2482809, Brewer's Blackbird (Euphagus cyanocephalus), https://www.gbif.org/species/2484183, Smith's Longspur (Calcarius pictus), https://www.gbif.org/species/2491684, Eurasian Collared Dove (Streptopelia decaocto), https://www.gbif.org/species/2495696, Pacific Loon (Gavia pacifica), https://www.gbif.org/species/2481955, Surf Scoter (Melanitta perspicillata), https://www.gbif.org/species/2498246, Sedge Wren (Cistothorus platensis), https://www.gbif.org/species/2493890, Pine Siskin (Spinus pinus), https://www.gbif.org/species/5231635, Red-breasted Nuthatch (Sitta canadensis), https://www.gbif.org/species/2484879, Sandhill Crane (Grus canadensis), https://www.gbif.org/species/2474953

جغرافية الموضوع: Grammer Grove County Wildlife Area, https://www.geonames.org/4858865, Harrier Marsh, https://www.geonames.org/4859870, Hawkeye Wildlife Management Area, https://www.geonames.org/4860109, Jester Park, https://www.geonames.org/4862643, Liscomb, https://www.geonames.org/4864999

Time: Meadow Lake

وصف الملف: 8 pages

Relation: Iowa Ornithologists' Union; https://n2t.net/ark:/87292/w9513tv8b; https://n2t.net/ark:/87292/w9z892g7n; IOU_15342; 7357; https://digitalcollections.lib.iastate.edu/islandora/object/isu%3AIOU_15342/datastream/TN/view/Field%20reports%20form%20for%20submitting%20seasonal%20observations%20of%20Iowa%20birds,%20fall%201999,%20Mark%20Proescholdt.jpg

الاتاحة: https://n2t.net/ark:/87292/w9z892g7n
https://digitalcollections.lib.iastate.edu/islandora/object/isu%3AIOU_15342/datastream/TN/view/Field%20reports%20form%20for%20submitting%20seasonal%20observations%20of%20Iowa%20birds,%20fall%201999,%20Mark%20Proescholdt.jpg

المؤلفون: Van Dyk, John, 1936-

المصدر: Iowa Ornithologists’ Union records ; https://n2t.net/ark:/87292/w97v03 ; MS 166

مصطلحات موضوعية: Bird watching, http://id.worldcat.org/fast/832948, Birds--Identification, http://id.worldcat.org/fast/833029, Weather, http://id.worldcat.org/fast/1173087, Gray-cheeked Thrush (Catharus minimus), https://www.gbif.org/species/2490826, Ross' Goose (Chen rossii), https://www.gbif.org/species/2498160, Yellow-bellied Flycatcher (Empidonax flaviventris), https://www.gbif.org/species/2482785, Red-necked Phalarope (Phalaropus lobatus), https://www.gbif.org/species/5739290, Olive-sided Flycatcher (Contopus cooperi), https://www.gbif.org/species/5229743, Swainson's Thrush (Catharus ustulatus), https://www.gbif.org/species/2490821, Hermit Thrush (Catharus guttatus), https://www.gbif.org/species/2490810, Blue Grosbeak (Passerina caerulea), https://www.gbif.org/species/5230862, Pine Siskin (Spinus pinus), https://www.gbif.org/species/5231635, Red-breasted Nuthatch (Sitta canadensis), https://www.gbif.org/species/2484879, Dark-eyed Junco (Junco hyemalis), https://www.gbif.org/species/9362842, Sandhill Crane (Grus canadensis), https://www.gbif.org/species/2474953

جغرافية الموضوع: Hawarden, https://www.geonames.org/4860066, https://www.geonames.org/4876510, Rock Valley, https://www.geonames.org/4873371, Doon, https://www.geonames.org/4854215, Wahpeton, https://www.geonames.org/4880416

Time: Sioux Center, Wahpeton

وصف الملف: 4 pages

Relation: Iowa Ornithologists' Union; https://n2t.net/ark:/87292/w9513tv8b; https://n2t.net/ark:/87292/w9639k648; IOU_13503; 6903; https://digitalcollections.lib.iastate.edu/islandora/object/isu%3AIOU_13503/datastream/TN/view/Spring%201999%20report,%20John%20Van%20Dyk.jpg

الاتاحة: https://n2t.net/ark:/87292/w9639k648
https://digitalcollections.lib.iastate.edu/islandora/object/isu%3AIOU_13503/datastream/TN/view/Spring%201999%20report,%20John%20Van%20Dyk.jpg

المؤلفون: Thelen, Ed

المصدر: Iowa Ornithologists’ Union records ; https://n2t.net/ark:/87292/w97v03 ; MS 166

مصطلحات موضوعية: Bird watching, http://id.worldcat.org/fast/832948, Summer Tanager (Piranga rubra), https://www.gbif.org/species/2488485, Osprey (Pandion haliaetus), https://www.gbif.org/species/2480726, Peregrine Falcon (Falco peregrinus), https://www.gbif.org/species/2481047, Willet (Tringa semipalmata), https://www.gbif.org/species/5789298, Sanderling (Calidris alba), https://www.gbif.org/species/2481748, Hermit Thrush (Catharus guttatus), https://www.gbif.org/species/2490810, Prothonotary Warbler (Protonotaria citrea), https://www.gbif.org/species/2489871, Pine Siskin (Spinus pinus), https://www.gbif.org/species/5231635, American Black Duck (Anas rubripes), https://www.gbif.org/species/9581438

جغرافية الموضوع: Clear Lake, https://www.geonames.org/4851934, Kettleson Hogsback Wildlife Management Area, https://www.geonames.org/4863442, Spirit Lake, https://www.geonames.org/4877183, Black Hawk Lake, https://www.geonames.org/4848709

وصف الملف: 1 page

Relation: Iowa Ornithologists' Union; https://n2t.net/ark:/87292/w9513tv8b; https://n2t.net/ark:/87292/w99p2w72m; IOU_13579; MS166b028f003i169.tif; 6896; https://digitalcollections.lib.iastate.edu/islandora/object/isu%3AIOU_13579/datastream/TN/view/Field%20reports%20form%20for%20submitting%20seasonal%20observations%20of%20Iowa%20birds,%20Ed%20Thelen,%20spring%201999.jpg

الاتاحة: https://n2t.net/ark:/87292/w99p2w72m
https://digitalcollections.lib.iastate.edu/islandora/object/isu%3AIOU_13579/datastream/TN/view/Field%20reports%20form%20for%20submitting%20seasonal%20observations%20of%20Iowa%20birds,%20Ed%20Thelen,%20spring%201999.jpg

المؤلفون: Kenne, Matthew

المصدر: Iowa Ornithologists’ Union records ; https://n2t.net/ark:/87292/w97v03 ; MS 166

مصطلحات موضوعية: Bird watching, http://id.worldcat.org/fast/832948, Birds--Migration, http://id.worldcat.org/fast/833033, Birdsongs, http://id.worldcat.org/fast/833119, Wildlife rehabilitation, http://id.worldcat.org/fast/1175404, Swainson's Hawk (Buteo swainsoni), https://www.gbif.org/species/2480562, Least Flycatcher (Empidonax minimus), https://www.gbif.org/species/2482791, Alder Flycatcher (Empidonax alnorum), https://www.gbif.org/species/2482809, Short-eared Owl (Asio flammeus), https://www.gbif.org/species/2497295, Yellow-bellied Flycatcher (Empidonax flaviventris), https://www.gbif.org/species/2482785, Black-billed Cuckoo (Coccyzus erythropthalmus), https://www.gbif.org/species/2496286, Acadian Flycatcher (Empidonax virescens), https://www.gbif.org/species/2482802, Northern Parula (Setophaga americana), https://www.gbif.org/species/6093345, Pine Siskin (Spinus pinus), https://www.gbif.org/species/5231635, Cape May Warbler (Setophaga tigrina), https://www.gbif.org/species/6093357, Warblers (Parulidae), https://www.gbif.org/species/5263

جغرافية الموضوع: Union Slough National Wildlife Refuge, https://www.geonames.org/4879394, Sharon Bluffs State Park, https://www.geonames.org/4876049, https://www.geonames.org/4873097, Ambrose A Call State Park, https://www.geonames.org/4846808, Goose Lake, https://www.geonames.org/4858625

Time: Riverview Cemetery

وصف الملف: 3 pages

Relation: Iowa Ornithologists' Union; https://n2t.net/ark:/87292/w9513tv8b; https://n2t.net/ark:/87292/w9xs5jj28; IOU_13359; 6878; https://digitalcollections.lib.iastate.edu/islandora/object/isu%3AIOU_13359/datastream/TN/view/Spring%201999%20field%20report,%20Matt%20Kenne.jpg

الاتاحة: https://n2t.net/ark:/87292/w9xs5jj28
https://digitalcollections.lib.iastate.edu/islandora/object/isu%3AIOU_13359/datastream/TN/view/Spring%201999%20field%20report,%20Matt%20Kenne.jpg

المؤلفون: Fuller, James L., Iowa Ornithologists' Union, http://id.loc.gov/authorities/names/no99028917

المصدر: Iowa Ornithologists’ Union records ; https://n2t.net/ark:/87292/w97v03 ; MS 166

مصطلحات موضوعية: Bird watching, http://id.worldcat.org/fast/832948, Birds--Migration, http://id.worldcat.org/fast/833033, Dial-a-message telephone calls, http://id.worldcat.org/fast/892403, Swainson's Hawk (Buteo swainsoni), https://www.gbif.org/species/2480562, Eurasian Collared Dove (Streptopelia decaocto), https://www.gbif.org/species/2495696, Merlin (Falco columbarius), https://www.gbif.org/species/9813242, Black-crowned Night Heron (Nycticorax nycticorax), https://www.gbif.org/species/2480863, Peregrine Falcon (Falco peregrinus), https://www.gbif.org/species/2481047, Ruddy Turnstone (Arenaria interpres), https://www.gbif.org/species/2481776, Pine Siskin (Spinus pinus), https://www.gbif.org/species/5231635, Red-breasted Nuthatch (Sitta canadensis), https://www.gbif.org/species/2484879, Buff-breasted Sandpiper (Tryngites subruficollis), https://www.gbif.org/species/2481773, Perching-birds and songbirds (Passeriformes), https://www.gbif.org/species/729, Shore-birds, Gulls, and Auks (Charadriiformes), https://www.gbif.org/species/7192402

جغرافية الموضوع: Algona, https://www.geonames.org/4846602, Hawkeye Wildlife Management Area, https://www.geonames.org/4860109, Johnson County, https://www.geonames.org/4862732, Lost Island Huston Park, https://www.geonames.org/4865467, Willow Creek County Recreation Area, https://www.geonames.org/4882181

Time: Lost Island Huston Park

وصف الملف: 7 pages

Relation: Iowa Ornithologists' Union; https://n2t.net/ark:/87292/w9513tv8b; https://n2t.net/ark:/87292/w9x921m20; IOU_20244; 10010; https://digitalcollections.lib.iastate.edu/islandora/object/isu%3AIOU_20244/datastream/TN/view/Iowa%20RBA,%20August%2031,%201998.jpg

الاتاحة: https://n2t.net/ark:/87292/w9x921m20
https://digitalcollections.lib.iastate.edu/islandora/object/isu%3AIOU_20244/datastream/TN/view/Iowa%20RBA,%20August%2031,%201998.jpg

المؤلفون: Jones, Jack

المصدر: Iowa Ornithologists’ Union records ; https://n2t.net/ark:/87292/w97v03 ; MS 166

مصطلحات موضوعية: Bird watching, http://id.worldcat.org/fast/832948, Birds--Infancy, http://id.worldcat.org/fast/833030, American Avocet (Recurvirostra americana), https://www.gbif.org/species/2480258, American Kestrel (Falco sparverius), https://www.gbif.org/species/9685907, Double-crested Cormorant (Phalacrocorax auritus), https://www.gbif.org/species/2481875, Horned Grebe (Podiceps auritus), https://www.gbif.org/species/2482059, White-breasted Nuthatch (Sitta carolinensis), https://www.gbif.org/species/2484892, American White Pelican (Pelecanus erythrorhynchos), https://www.gbif.org/species/5229155, Western Kingbird (Tyrannus verticalis), https://www.gbif.org/species/5229675, Forster's Tern (Sterna forsteri), https://www.gbif.org/species/5229247, Wood Duck (Aix sponsa), https://www.gbif.org/species/2498387, Prothonotary Warbler (Protonotaria citrea), https://www.gbif.org/species/2489871, Pine Siskin (Spinus pinus), https://www.gbif.org/species/5231635, Red-breasted Nuthatch (Sitta canadensis), https://www.gbif.org/species/2484879

جغرافية الموضوع: Kettleson Hogsback Wildlife Management Area, https://www.geonames.org/4863442, Sioux City, https://www.geonames.org/4876523, West Okoboji Lake, https://www.geonames.org/4881478, Gull Point State Park, https://www.geonames.org/4859463, Wahpeton, https://www.geonames.org/4880416

Time: Wahpeton

وصف الملف: 3 pages

Relation: Iowa Ornithologists' Union; https://n2t.net/ark:/87292/w9513tv8b; https://n2t.net/ark:/87292/w9df6k44j; IOU_11579; 6348; https://digitalcollections.lib.iastate.edu/islandora/object/isu%3AIOU_11579/datastream/TN/view/Field%20reports%20form%20for%20submitting%20seasonal%20observations%20of%20Iowa%20birds,%20Jack%20Jones,%20spring%201998.jpg

الاتاحة: https://n2t.net/ark:/87292/w9df6k44j
https://digitalcollections.lib.iastate.edu/islandora/object/isu%3AIOU_11579/datastream/TN/view/Field%20reports%20form%20for%20submitting%20seasonal%20observations%20of%20Iowa%20birds,%20Jack%20Jones,%20spring%201998.jpg

المؤلفون: Thompson, Dennis

المصدر: Iowa Ornithologists’ Union records ; https://n2t.net/ark:/87292/w97v03 ; MS 166

مصطلحات موضوعية: Bird watching, http://id.worldcat.org/fast/832948, Birdsongs, http://id.worldcat.org/fast/833119, Willow Flycatcher (Empidonax traillii), https://www.gbif.org/species/2482786, Bobolink (Dolichonyx oryzivorus), https://www.gbif.org/species/2484417, Yellow-billed Cuckoo (Coccyzus americanus), https://www.gbif.org/species/2496287, Orchard Oriole (Icterus spurius), https://www.gbif.org/species/5229935, Dickcissel (Spiza americana), https://www.gbif.org/species/2490363, Common Nighthawk (Chordeiles minor), https://www.gbif.org/species/2497035, Pine Siskin (Spinus pinus), https://www.gbif.org/species/5231635, Northern Bobwhite (Colinus virginianus), https://www.gbif.org/species/9791464

جغرافية الموضوع: Johnston, https://www.geonames.org/4862760, Polk County, https://www.geonames.org/4871782, Saylorville Lake, https://www.geonames.org/4875629, Red Feather Prairie, https://www.geonames.org/11818354

Time: Johnston

وصف الملف: 2 pages

Relation: Iowa Ornithologists' Union; https://n2t.net/ark:/87292/w9513tv8b; https://n2t.net/ark:/87292/w9fj29d92; IOU_12879; 6761; https://digitalcollections.lib.iastate.edu/islandora/object/isu%3AIOU_12879/datastream/TN/view/Field%20reports,%20Summer%2098,%20Dennis%20Thompson.jpg

الاتاحة: https://n2t.net/ark:/87292/w9fj29d92
https://digitalcollections.lib.iastate.edu/islandora/object/isu%3AIOU_12879/datastream/TN/view/Field%20reports,%20Summer%2098,%20Dennis%20Thompson.jpg

المؤلفون: Thelen, Ed

المصدر: Iowa Ornithologists’ Union records ; https://n2t.net/ark:/87292/w97v03 ; MS 166

مصطلحات موضوعية: Bird watching, http://id.worldcat.org/fast/832948, Birds--Counting, http://id.worldcat.org/fast/832986, Birds--Identification, http://id.worldcat.org/fast/833029, Eared Grebe (Podiceps nigricollis), https://www.gbif.org/species/2482065, Cedar Waxwing (Bombycilla cedrorum), https://www.gbif.org/species/2484609, Eurasian Collared Dove (Streptopelia decaocto), https://www.gbif.org/species/2495696, Western Grebe (Aechmophorus occidentalis), https://www.gbif.org/species/2482033, Lesser Black-backed Gull (Larus fuscus), https://www.gbif.org/species/2481174, White-winged Scoter (Melanitta fusca), https://www.gbif.org/species/2498238, Peregrine Falcon (Falco peregrinus), https://www.gbif.org/species/2481047, Long-eared Owl (Asio otus), https://www.gbif.org/species/2497306, Hermit Thrush (Catharus guttatus), https://www.gbif.org/species/2490810, Lincoln's Sparrow (Melospiza lincolnii), https://www.gbif.org/species/2492192, Pine Siskin (Spinus pinus), https://www.gbif.org/species/5231635, Eastern Screech-Owl (Otus asio), https://www.gbif.org/species/5232199

جغرافية الموضوع: Kettleson Hogsback Wildlife Management Area, https://www.geonames.org/4863442, Spirit Lake, https://www.geonames.org/4877183, Marble Beach State Recreation Area, https://www.geonames.org/4866196, Hales Slough Area, https://www.geonames.org/4859576, Willow Creek County Recreation Area, https://www.geonames.org/4882181

وصف الملف: 2 pages

Relation: Iowa Ornithologists' Union; https://n2t.net/ark:/87292/w9513tv8b; https://n2t.net/ark:/87292/w9r49g993; IOU_12674; 6797; https://digitalcollections.lib.iastate.edu/islandora/object/isu%3AIOU_12674/datastream/TN/view/Field%20reports%20form%20for%20submitting%20seasonal%20observations%20of%20Iowa%20birds,%20Ed%20Thelen,%20fall%201998.jpg

الاتاحة: https://n2t.net/ark:/87292/w9r49g993
https://digitalcollections.lib.iastate.edu/islandora/object/isu%3AIOU_12674/datastream/TN/view/Field%20reports%20form%20for%20submitting%20seasonal%20observations%20of%20Iowa%20birds,%20Ed%20Thelen,%20fall%201998.jpg

المؤلفون: Jones, Jack

المصدر: Iowa Ornithologists’ Union records ; https://n2t.net/ark:/87292/w97v03 ; MS 166

مصطلحات موضوعية: Bird watching, http://id.worldcat.org/fast/832948, Birds--Counting, http://id.worldcat.org/fast/832986, Birds--Identification, http://id.worldcat.org/fast/833029, Red-necked Grebe (Podiceps grisegena), https://www.gbif.org/species/2482051, American Crow (Corvus brachyrhynchos), https://www.gbif.org/species/2482507, Cedar Waxwing (Bombycilla cedrorum), https://www.gbif.org/species/2484609, Purple Martin (Progne subis), https://www.gbif.org/species/2489129, Ruby-throated Hummingbird (Archilochus colubris), https://www.gbif.org/species/5228514, Western Kingbird (Tyrannus verticalis), https://www.gbif.org/species/5229675, Baltimore Oriole (Icterus galbula), https://www.gbif.org/species/2484340, Common Loon (Gavia immer), https://www.gbif.org/species/2481962, Black-crowned Night Heron (Nycticorax nycticorax), https://www.gbif.org/species/2480863, Osprey (Pandion haliaetus), https://www.gbif.org/species/2480726, Sora (Porzana carolina), https://www.gbif.org/species/2474639, Pine Siskin (Spinus pinus), https://www.gbif.org/species/5231635

جغرافية الموضوع: Newton, https://www.geonames.org/4868907, Sioux City, https://www.geonames.org/4876523, West Okoboji Lake, https://www.geonames.org/4881478, Woodbury County, https://www.geonames.org/4882396, DeSoto National Wildlife Refuge, https://www.geonames.org/5066771

Time: Newton, DeSoto National Wildlife Refuge, Wahpeton, Crescent Beach

وصف الملف: 3 pages

Relation: Iowa Ornithologists' Union; https://n2t.net/ark:/87292/w9513tv8b; https://n2t.net/ark:/87292/w9sx64b24; IOU_12755; 6782; https://digitalcollections.lib.iastate.edu/islandora/object/isu%3AIOU_12755/datastream/TN/view/Field%20reports%20form%20for%20submitting%20seasonal%20observations%20of%20Iowa%20birds,%20Jack%20Jones,%20fall%201998.jpg

الاتاحة: https://n2t.net/ark:/87292/w9sx64b24
https://digitalcollections.lib.iastate.edu/islandora/object/isu%3AIOU_12755/datastream/TN/view/Field%20reports%20form%20for%20submitting%20seasonal%20observations%20of%20Iowa%20birds,%20Jack%20Jones,%20fall%201998.jpg

المؤلفون: Bierman, Dick

المصدر: Iowa Ornithologists’ Union records ; https://n2t.net/ark:/87292/w97v03 ; MS 166

مصطلحات موضوعية: Bird watching, http://id.worldcat.org/fast/832948, Swainson's Hawk (Buteo swainsoni), https://www.gbif.org/species/2480562, Horned Grebe (Podiceps auritus), https://www.gbif.org/species/2482059, Carolina Wren (Thryothorus ludovicianus), https://www.gbif.org/species/2493801, Snowy Egret (Egretta thula), https://www.gbif.org/species/2480873, Cattle Egret (Bubulcus ibis), https://www.gbif.org/species/2480830, Black-bellied Plover (Pluvialis squatarola), https://www.gbif.org/species/2480327, Pine Siskin (Spinus pinus), https://www.gbif.org/species/5231635, Winter Wren (Troglodytes hiemalis), https://www.gbif.org/species/7340825, Great Blue Heron (Ardea herodias), https://www.gbif.org/species/9630752

جغرافية الموضوع: Cherokee County, https://www.geonames.org/4851249, https://www.geonames.org/4870217, Woodbury County, https://www.geonames.org/4882396, Cherokee, https://www.geonames.org/4851247, Pocahontas County, https://www.geonames.org/4871736

Time: Osceola County

وصف الملف: 1 page

Relation: Iowa Ornithologists' Union; https://n2t.net/ark:/87292/w9513tv8b; https://n2t.net/ark:/87292/w96h4cr65; IOU_12601; MS166b027f007i057.tif; 6325; https://digitalcollections.lib.iastate.edu/islandora/object/isu%3AIOU_12601/datastream/TN/view/Field%20reports%20form%20for%20submitting%20seasonal%20observations%20of%20Iowa%20birds,%20Dick%20Bierman,%20spring%201998.jpg

الاتاحة: https://n2t.net/ark:/87292/w96h4cr65
https://digitalcollections.lib.iastate.edu/islandora/object/isu%3AIOU_12601/datastream/TN/view/Field%20reports%20form%20for%20submitting%20seasonal%20observations%20of%20Iowa%20birds,%20Dick%20Bierman,%20spring%201998.jpg

المؤلفون: Fuller, James L., Iowa Ornithologists' Union, http://id.loc.gov/authorities/names/no99028917

المساهمون: Scheib, James

المصدر: Iowa Ornithologists’ Union records ; https://n2t.net/ark:/87292/w97v03 ; MS 166

مصطلحات موضوعية: Bird watching, http://id.worldcat.org/fast/832948, Dial-a-message telephone calls, http://id.worldcat.org/fast/892403, Swainson's Hawk (Buteo swainsoni), https://www.gbif.org/species/2480562, Eurasian Collared Dove (Streptopelia decaocto), https://www.gbif.org/species/2495696, Long-billed Dowitcher (Limnodromus scolopaceus), https://www.gbif.org/species/2481670, White-rumped Sandpiper (Calidris fuscicollis), https://www.gbif.org/species/2481756, Stilt Sandpiper (Calidris himantopus), https://www.gbif.org/species/5229400, Black-throated Blue Warbler (Setophaga caerulescens), https://www.gbif.org/species/7341828, Pine Siskin (Spinus pinus), https://www.gbif.org/species/5231635, Red-breasted Nuthatch (Sitta canadensis), https://www.gbif.org/species/2484879, Red Crossbill (Loxia curvirostra), https://www.gbif.org/species/9629160, Shore-birds, Gulls, and Auks (Charadriiformes), https://www.gbif.org/species/7192402

جغرافية الموضوع: Boone, https://www.geonames.org/4849051, Des Moines River, https://www.geonames.org/4853860, Grinnell, https://www.geonames.org/4859343, Hawkeye Wildlife Management Area, https://www.geonames.org/4860109, https://www.geonames.org/4847290

Time: Aspen Grove Cemetery

وصف الملف: 2 pages

Relation: Iowa Ornithologists' Union; https://n2t.net/ark:/87292/w9513tv8b; https://n2t.net/ark:/87292/w91n7xp4w; IOU_19537; 9901; https://digitalcollections.lib.iastate.edu/islandora/object/isu%3AIOU_19537/datastream/TN/view/Iowa%20RBA,%20September%2029,%201997.jpg

الاتاحة: https://n2t.net/ark:/87292/w91n7xp4w
https://digitalcollections.lib.iastate.edu/islandora/object/isu%3AIOU_19537/datastream/TN/view/Iowa%20RBA,%20September%2029,%201997.jpg