Title Genres Topics Date (Start) Date (End)
Field reports, Curt Nelson, summer 1990 Field notes Forms (documents) Bird watching Birds--Counting Birds--Identification 1990-06-01 1990-07-31
Field reports, Darwin Koenig, summer 1990 Field notes Bird watching Birds--Identification 1990-06-01 1990-07-31
Field reports, Hank Zaletel, summer 1990 Field notes Forms (documents) Bird watching Birds--Counting Birds--Identification 1990-06-01 1990-07-31
Barb Wilson letter to Jim Dinsmore regarding bird sightings for IOU quarterly field reports, summer 1990 Correspondence Field notes Bird watching Birds--Identification Accipitridae | Hawks and Eagles Mimidae | Mockingbirds, Catbirds, Thrashers, and Tremblers Rare birds Weather 1990-06-01 1990-07-31
Field reports, Jan L. Walter, summer 1990 Field notes Forms (documents) Bird watching Birds--Counting Birds--Identification Birds--Nests Weather 1990-06-01 1990-07-31
Field reports, Susan Spieker, summer 1990 Field notes Forms (documents) Bird watching Birds--Counting Birds--Identification Rare birds 1990-06-01 1990-07-31
Field reports, Douglas L. Rose, summer 1990 Field notes Forms (documents) Bird watching Birds--Counting Birds--Eggs Birds--Identification Birds--Nests Photography of birds Rare birds Weather 1990-06-01 1990-07-31
Field reports, Mark Proescholdt, summer 1990 Field notes Forms (documents) Bird watching Birds--Counting Birds--Identification 1990-06-01 1990-07-31
Fourth Supplementary Breeding Bird Census of Big Sand Mound Nature Preserve, July 1990 Field notes Reports Bird watching Birds--Behavior Birds--Breeding Birds--Identification Birds--Migration Birds--Nests Weather 1990-07-01 1990-07-31
Field reports, Peter C. Petersen, summer 1990 Field notes Forms (documents) Bird watching Birds--Counting Birds--Identification 1990-06-01 1990-07-31
Field reports, Marietta Petersen, summer 1990 Field notes Bird watching Birds--Identification Passeriformes | Perching-birds and songbirds 1990-06-01 1990-07-31
Field reports, Babs and Loren Padelford, summer 1990 Field notes Bird watching Birds--Identification Charadriiformes | Shore-birds, Gulls, and Auks 1990-06-01 1990-07-31
Field reports, Babs and Loren Padelford, summer 1990 Field notes Bird watching Birds--Identification Rare birds 1990-06-01 1990-07-31
Field reports, Darwin Dean Mosman, summer 1990 Field notes Bird watching Birds--Breeding Birds--Identification Birds--Nests 1990-06-01 1990-07-31
Field reports, Diane C. Porter, summer 1990 Field notes Bird watching Birds--Counting Birds--Identification Birds--Nests 1990-06-01 1990-07-31
Iowa Birdline update, August 20-21, 1990 Field notes Bird watching Laridae | Gulls and Terns Charadriiformes | Shore-birds, Gulls, and Auks Parulidae | Warblers Dial-a-message telephone calls 1990-08-20 1990-08-21
Iowa Birdline update, circa November 6, 1990, notes Field notes Bird watching Waterfowl Dial-a-message telephone calls 1990-11-06 1990-11-07
Iowa Birdline update, November 5-7, 1990 Correspondence Field notes Bird watching Anseriformes | Ducks, Geese, and Swans Podicipediformes | Grebes Charadriiformes | Shore-birds, Gulls, and Auks Dial-a-message telephone calls 1990-11-05 1990-11-07
Iowa Birdline update, November 12-15, 1990 Correspondence Field notes Bird watching Anseriformes | Ducks, Geese, and Swans Dial-a-message telephone calls 1990-11-12 1990-11-15
Field reports, Randall Pinkston, fall 1990 Checklists Field notes Bird watching Birds--Counting Birds--Identification Anseriformes | Ducks, Geese, and Swans Rare birds 1990-08-01 1990-11-25
Field reports, Mark Proescholdt, fall 1990 Correspondence Field notes Bird watching Birds--Counting Birds--Identification Threskiornithidae | Ibises Rare birds 1990-08-01 1990-11-29
Field reports, Barb Wilson, fall 1990 Correspondence Field notes Bird watching Birds--Identification Threskiornithidae | Ibises Rare birds 1990-08-01 1990-11-29
Field reports, Gordon Brand, fall 1990 Field notes Bird watching Birds--Identification Passeriformes | Perching-birds and songbirds Rare birds Weather 1990-08-01 1990-11-30
Field reports Iowa fall 1990 Field notes Bird watching Birds--Identification 1990-08-01 1990-11-30
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