Title Genres Topics Date (Start) Date (End)
Iowa Ornithologists' Union, Quarterly field report, fall 1995 Field notes Bird watching Birds--Migration Birds--Research Weather 1995-08-01 1995-11-30
Walter Rosene personal reminiscences of nature study and bird work at Ledges State Park Diaries Photographs Narratives (literary works) Bird watching Birds--Counting Birds--Nests Birds--Research Parks--Iowa Birds--Anecdotes 1918-01-01 1941-12-31
Annotated copy of Polk County check-list of the observations of members of the Des Moines Audubon Society, 1953 Checklists Field notes Bird watching Birds--Migration Birds--Research 1938-11-17 1959-12-31
Annotated copy of Polk County check-list of the observations of members of the Des Moines Audubon Society, 1959 Checklists Field notes Maps (documents) Bird watching Birds--Migration Birds--Research 1949-06-05 1973-04-17
Field notes contributed by John Van Dyk, winter 1982-1983 Field notes Reports Bird declines Bird populations Bird watching Birds--Research Anseriformes | Ducks, Geese, and Swans Accipitridae | Hawks and Eagles Galliformes | Quails, Pheasants, Turkeys, and Grouse Weather 1982-12-01 1983-02-28
Iowa Ornithologists' Union, field report compiled data, Red-breasted Nuthatch, 1983 Field notes Bird watching Birds--Counting Birds--Research 1983-01-01 1983-04-03
Iowa Ornithologists' Union, field report compiled data, Common Nighthawk, 1979-1983 Field notes Bird watching Birds--Counting Birds--Research 1979-08-26 1983-05-07
Iowa Ornithologists' Union, field report compiled data, Common Moorhen, 1979-1983 Field notes Bird watching Birds--Counting Birds--Research 1979-07-05 1983-07-20
Iowa Ornithologists' Union, field report compiled data, Northern Mockingbird, 1977-1983 Field notes Bird watching Birds--Counting Birds--Research 1977-06-01 1983-07-15
Iowa Ornithologists' Union, field report compiled data, Merlin, 1979-1983 Field notes Bird watching Birds--Counting Birds--Research 1979-09-15 1983-04-29
Iowa Ornithologists' Union, field report compiled data, Red-breasted Merganser, 1942-1983 Field notes Bird watching Birds--Counting Birds--Research 1942-05-17 1983-06-24
Iowa Ornithologists' Union, field report compiled data, Common Merganser, 1942-1983 Field notes Bird watching Birds--Counting Birds--Research 1942-05-22 1983-03-12
Iowa Ornithologists' Union, field report compiled data, Hooded Merganser, 1966-1983 Field notes Bird watching Birds--Counting Birds--Research 1966-03-06 1983-06-15
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, Purple Martin, 1962-1983 Field notes Bird watching Birds--Counting Birds--Research 1962-03-23 1983-03-31
Iowa Ornithologists' Union, field report compiled data, Common Loon, 1983 Field notes Bird watching Birds--Counting Birds--Research 1983-04-03 1983-07-31
Iowa Ornithologists' Union, field report compiled data, Lapland Longspur, 1965-1983 Field notes Bird watching Birds--Counting Birds--Research 1965-04-28 1983-04-27
Field reports form for submitting seasonal observations of Iowa birds, Francis L. Moore, spring 1988 Field notes Forms (documents) Bird watching Birds--Identification Birds--Research Parulidae | Warblers 1988-03-01 1988-05-31
Paul Martsching letter to Robert K. Myers regarding bird sightings, spring 1988 Correspondence Field notes Bird watching Birds--Identification Birds--Research 1988-03-01 1988-05-31
Memo for Iowa Ornithologists' visitors, May 17 Lecture notes Bird watchers Birds--Research Ornithology--Methodology Birdhouses 1970-05-17 N/A
Photograph of five hatching Wood Duck eggs Photographs Birds--Eggs Birds--Research 1971-06-01 N/A
Photograph of Frederic Leopold on a ladder checking a Wood Duck house Photographs Bird watchers Birds--Research Birdhouses 1965-01-01 1965-12-31
Photograph of a male and female Wood Duck in a tree Photographs Birds--Habitat Birds--Research 1965-01-01 1965-12-31
Photograph of Wood Duck houses in trees Photographs Birds--Research Birdhouses 1965-01-01 1965-12-31