Title Genres Topics Date (Start) Date (End)
Iowa Ornithologists' Union, field report compiled data, Solitary Vireo, 1980-1983 Field notes Bird watching Birds--Counting Birds--Research 1980-07-16 1983-05-27
Iowa Ornithologists' Union, field report compiled data, Dowitcher species (Scolopacidae family), 1980-1983 Field notes Bird watching Birds--Counting Birds--Research Scolopacidae | Sandpipers, Phalaropes, and allies 1980-07-18 1983-07-30
Darwin Koenig letter to Thomas H. Kent regarding bird sightings, July 30, 1980 Correspondence Field notes Bird watching Birds--Counting Birds--Research 1980-07-30 N/A
Ruth Phipps letter to Thomas H. Kent regarding bird sightings, August 3, 1980 Correspondence Field notes Bird watching Birds--Research 1980-08-03 N/A
Iowa Ornithologists' Union, field report compiled data, Black-and-White Warbler, 1980-1982 Field notes Bird watching Birds--Counting Birds--Research 1980-08-24 1982-10-30
Iowa Ornithologists' Union, field report compiled data, Chipping Sparrow, 1980-1982 Field notes Bird watching Birds--Counting Birds--Research 1980-09-27 1982-10-30
Iowa Ornithologists' Union, field report compiled data, Western Meadowlark, 1980-1983 Field notes Bird watching Birds--Counting Birds--Research 1980-12-01 1983-06-04
Iowa Ornithologists' Union, field report compiled data, Eastern Meadowlark, 1980-1982 Field notes Bird watching Birds--Counting Birds--Research 1980-12-01 1982-02-28
Iowa Ornithologists' Union, field report compiled data, Horned Lark, 1980-1983 Field notes Bird watching Birds--Counting Birds--Research 1980-12-01 1983-02-14
Iowa Ornithologists' Union, field report compiled data, Lincoln's Sparrow, 1980-1983 Field notes Bird watching Birds--Counting Birds--Research 1980-12-28 1983-05-26
Iowa Ornithologists' Union, field report compiled data, Gadwall, 1981-1983 Field notes Bird watching Birds--Counting Birds--Research 1981-02-08 1983-06-20
Iowa Ornithologists' Union, Quarterly field report, spring 1981 Field notes Reports Bird watching Birds--Research Ornithology--Methodology Charadriiformes | Shore-birds, Gulls, and Auks Parulidae | Warblers 1981-03-01 1981-05-31
Iowa Ornithologists' Union, field report compiled data, White-winged Scoter, 1981-1983 Field notes Bird watching Birds--Counting Birds--Research 1981-03-06 1983-04-10
Iowa Ornithologists' Union, field report compiled data, Ruffed Grouse, 1981-1983 Field notes Bird watching Birds--Counting Birds--Research 1981-03-22 1983-06-05
Iowa Ornithologists' Union, field report compiled data, Blackburnian Warbler, 1981-1982 Field notes Bird watching Birds--Counting Birds--Research 1981-04-29 1982-10-10
Iowa Ornithologists' Union, field report compiled data, Gray-cheeked Thrush, 1981-1983 Field notes Bird watching Birds--Counting Birds--Research 1981-04-30 1983-04-27
Iowa Ornithologists' Union, field report compiled data, Blackpoll Warbler, 1981-1983 Field notes Bird watching Birds--Counting Birds--Research 1981-04-30 1983-06-01
Irene Van Nieuwenhuyse letter to Peter C. Petersen regarding a Ringed Turtle-Dove sighting, May 28, 1981 Correspondence Field notes Bird watching Birds--Research Ornithology--Methodology Rare birds 1981-05-28 N/A
Field notes contributed by Robert E. Thornburg, summer 1981 Field notes Reports Bird watching Birds--Counting Birds--Research Ornithology--Methodology 1981-06-01 1981-07-31
Field notes contributed by Paul Martsching, summer 1981 Field notes Reports Bird watching Birds--Counting Birds--Research Ornithology--Methodology 1981-06-01 1981-07-31
Field notes contributed by René Laubach, summer 1981 Field notes Reports Bird watching Birds--Research Ornithology--Methodology 1981-06-01 1981-07-31
Field notes contributed by James J. Dinsmore, summer 1981 Field notes Reports Bird watching Birds--Nests Birds--Research Ornithology--Methodology 1981-06-01 1981-07-30
Field notes contributed by Tanya Bray, summer 1981 Field notes Reports Bird watching Birds--Counting Birds--Research Ornithology--Methodology 1981-06-01 1981-07-31
Field notes contributed by Dick Bierman, summer 1981 Field notes Reports Bird watching Birds--Counting Birds--Nests Birds--Research Ornithology--Methodology 1981-06-01 1981-07-31
Iowa Ornithologists' Union, Quarterly field report, summer 1981 Field notes Bird watching Birds--Counting Birds--Nests Birds--Research Ornithology--Methodology Rare birds 1981-06-01 1981-07-31