Title Genres Topics Date (Start) Date (End)
Field notes contributed by John Van Dyk, March 1, 1980 Field notes Reports Bird watching Birds--Research Ornithology--Methodology Weather 1980-03-01 N/A
Field notes contributed by Conrad F. Schlemmer, winter 1979-1980 Field notes Reports Bird watching Birds--Research Ornithology--Methodology Weather 1979-12-01 1980-02-28
1979 Christmas bird count for the state of Iowa Field notes Reports Bird watching Birds--Counting Birds--Habitat Birds--Research Accipitridae | Hawks and Eagles Ornithology--Methodology Weather 1979-12-01 1980-02-28
Field notes contributed by John Van Dyk, fall 1979 Field notes Reports Bird watching Birds--Migration Birds--Research Podicipediformes | Grebes Accipitridae | Hawks and Eagles Ornithology--Methodology Charadriiformes | Shore-birds, Gulls, and Auks Parulidae | Warblers Bombycillidae | Waxwings Weather 1979-08-01 1979-11-30
Field notes contributed by John Van Dyk, June 1, 1979 Field notes Reports Bird declines Bird watching Birds--Migration Tyrannidae | Flycatchers Accipitridae | Hawks and Eagles Charadriiformes | Shore-birds, Gulls, and Auks Parulidae | Warblers Weather 1979-06-01 N/A
Field notes contributed by Thomas H. Kent, spring 1979 Field notes Reports Bird watching Charadriiformes | Shore-birds, Gulls, and Auks Weather 1979-03-01 1979-05-28
Field notes contributed by Michael C. Newlon, spring 1979 Field notes Reports Bird watching Precipitation (Meteorology) Charadriiformes | Shore-birds, Gulls, and Auks Parulidae | Warblers Water birds Weather 1979-03-01 1979-05-31
Field notes contributed by John Van Dyk, winter 1978-1979 Field notes Reports Bird watching Birds--Counting Birds--Research Icteridae | Blackbirds, Orioles, Meadowlarks, and allies Accipitridae | Hawks and Eagles Alaudidae | Larks Phasianidae | Pheasants, Turkeys, and Grouse Fringillidae | Finches Weather 1978-12-01 1979-02-28
Christmas census, Des Moines Audubon Society, December 26, 1925 Field notes Reports Drafts (documents) Bird surveys Bird watching Birds--Counting Weather 1925-12-26 N/A