Title Genres Topics Date (Start) Date (End)
Field reports form for submitting seasonal observations of Iowa birds, James P. Sandrock, spring 1983 Field notes Forms (documents) Reports Bird declines Bird populations Bird watching Birds--Counting Tyrannidae | Flycatchers Ciconiiformes | Herons, Bitterns, Egrets, Ibises, and Storks Scolopacidae | Sandpipers, Phalaropes, and allies Fringillidae | Finches Hirundinidae | Swallows Turdidae | Thrushes Vireonidae | Vireos Parulidae | Warblers 1983-03-01 1983-05-31
Barbara L. Wilson letter to Thomas H. Kent regarding summer bird sightings and populations, July 31, 1981 Correspondence Field notes Forms (documents) Bird populations Bird watching Birds--Counting Birds--Nests Birds--Research Ornithology--Methodology Weather 1981-07-31 N/A