Title Genres Topics Date (Start) Date (End)
Iowa Ornithologists' Union, Quarterly field report, spring 1979 Correspondence Field notes Bird watching Birds--Counting Weather 1979-03-01 1979-05-31
Iowa Ornithologists' Union, Quarterly field report, fall 1998 Field notes Bird watching Birds--Counting Birds--Research Ornithology--Methodology Weather 1998-08-01 1998-11-30
Iowa Ornithologists' Union, Quarterly field report, fall 1997 Field notes Bird watching Birds--Counting Birds--Research Ornithology--Methodology Weather 1997-08-01 1997-11-30
Iowa Ornithologists' Union, Quarterly field report, fall 1993 Field notes Bird watching Birds--Counting Birds--Research Ornithology--Methodology Parulidae | Warblers Weather 1993-08-01 1993-11-30
Iowa Ornithologists' Union, Quarterly field report, fall 1992 Field notes Bird watching Birds--Counting Birds--Research Ornithology--Methodology Weather 1992-08-01 1992-11-30
Iowa Ornithologists' Union, Quarterly field report, fall 1990 Field notes Bird watching Birds--Counting Birds--Identification Ornithology--Methodology Weather 1990-08-01 1990-11-30
Iowa Ornithologists' Union, Quarterly field report, fall 1989 Field notes Bird watching Birds--Counting Laridae | Gulls and Terns Stercorariidae | Jaegers Charadriiformes | Shore-birds, Gulls, and Auks Weather 1989-08-01 1989-11-30
Iowa Ornithologists' Union, Quarterly field report, fall 1984 Field notes Bird watching Birds--Counting Birds--Habitat Weather 1984-08-01 1984-11-30
Iowa Ornithologists' Union, Quarterly field report, and Council Bluffs field notes, winter 1974-1975 Correspondence Field notes Bird watching Birds--Counting Birds--Migration Fringillidae | Finches 1974-12-01 1975-02-28
Iowa Ornithologists' Union, field report compiled data, Yellow-throated Warbler, 1982-1983 Field notes Bird watching Birds--Counting Birds--Research 1982-04-18 1983-07-04
Iowa Ornithologists' Union, field report compiled data, Yellow-throated Vireo, 1980-1983 Field notes Bird watching Birds--Counting Birds--Research 1980-06-14 1983-04-30
Iowa Ornithologists' Union, field report compiled data, Yellow-rumped Warbler, 1980-1983 Field notes Bird watching Birds--Counting Birds--Research 1980-05-19 1983-05-26
Iowa Ornithologists' Union, field report compiled data, Yellow-headed Blackbird, 1979-1983 Field notes Bird feeders Bird watching Birds--Counting Birds--Research 1979-10-27 1983-06-08
Iowa Ornithologists' Union, field report compiled data, Yellow-Crowned Night Heron, 1963-1983 Field notes Bird watching Birds--Counting Birds--Research 1963-04-01 1983-06-05
Iowa Ornithologists' Union, field report compiled data, Yellow-breasted Chat, 1958-1983 Field notes Bird watching Birds--Counting Birds--Research 1958-09-28 1983-07-16
Iowa Ornithologists' Union, field report compiled data, Yellow-billed Cuckoo, 1979-1983 Field notes Bird watching Birds--Counting Birds--Research 1979-09-08 1983-06-15
Iowa Ornithologists' Union, field report compiled data, Yellow-bellied Sapsucker, 1979-1983 Field notes Bird watching Birds--Counting Birds--Nests Birds--Research Birds--Infancy 1979-12-01 1983-05-06
Iowa Ornithologists' Union, field report compiled data, Yellow-bellied Flycatcher, 1979-1983 Field notes Bird watching Birds--Counting Birds--Research 1979-08-17 1983-06-06
Iowa Ornithologists' Union, field report compiled data, Yellow Warbler, 1980-1983 Field notes Bird watching Birds--Counting Birds--Research 1980-06-01 1983-07-31
Iowa Ornithologists' Union, field report compiled data, Worm-eating Warbler, 1980-1983 Field notes Bird watching Birds--Counting Birds--Research 1980-05-05 1983-07-10
Iowa Ornithologists' Union, field report compiled data, Wood Thrush, 1982-1983 Field notes Bird watching Birds--Counting Birds--Research 1982-04-20 1983-07-26
Iowa Ornithologists' Union, field report compiled data, Wood Duck, 1979-1983 Field notes Bird watching Birds--Counting Birds--Research Birds--Infancy 1979-07-14 1983-06-22
Iowa Ornithologists' Union, field report compiled data, Winter Wren, 1961-1983 Field notes Bird watching Birds--Counting Birds--Research 1961-09-08 1983-07-04
Iowa Ornithologists' Union, field report compiled data, Wilson's Warbler, 1977-1982 Field notes Bird watching Birds--Counting Birds--Research 1977-05-30 1982-10-14
Iowa Ornithologists' Union, field report compiled data, Wilson's Phalarope, 1963-1983 Field notes Bird watching Birds--Counting Birds--Research 1963-04-20 1983-07-31