Title Genres Topics Date (Start) Date (End)
Field reports, Peter C. Petersen, fall 1990 Field notes Forms (documents) Bird watching Birds--Counting Birds--Identification Rare birds Parulidae | Warblers 1990-08-01 1990-11-30
Field reports, Jim Fuller, spring 1991 Field notes Forms (documents) Bird watching Birds--Identification Rare birds 1991-03-01 1991-05-31
Field reports, Carolyn Fischer, spring 1991 Field notes Forms (documents) Bird watching Birds--Identification Rare birds 1991-03-01 1991-05-31
Field reports, Ray Cummins, spring 1991 Field notes Forms (documents) Bird watching Birds--Identification 1991-03-01 1991-05-31
Field reports, Bob Cecil, spring 1991 Field notes Forms (documents) Bird watching Birds--Identification Rare birds 1991-03-01 1991-05-31
Field reports, Dick Bierman, spring 1991 Field notes Forms (documents) Bird watching Birds--Behavior Birds--Identification Rare birds 1991-03-01 1991-05-31
Field reports, Eugene and Eloise Armstrong, spring 1991 Field notes Forms (documents) Bird watching Birds--Identification Birdsongs Rare birds 1991-03-01 1991-05-31
Field reports, Carol Ann Alexander, spring 1991 Field notes Forms (documents) Bird watching Birds--Behavior Birds--Identification Birds--Migration Rare birds Weather 1991-03-01 1991-05-31
Field reports, Jan L. Walter, fall 1990 Field notes Forms (documents) Bird watching Birds--Counting Birds--Identification Rare birds Weather 1990-08-01 1990-11-30
Field reports, Susan Spieker, fall 1990 Field notes Forms (documents) Bird watching Birds--Behavior Birds--Identification Threskiornithidae | Ibises Rare birds 1990-08-01 1990-11-30
Field reports, Jim Sinclair, fall 1990 Field notes Forms (documents) Bird watching Birds--Counting Birds--Identification 1990-08-01 1990-11-30
Field reports, Douglas Rose, fall 1990 Field notes Forms (documents) Bird watching Birds--Counting Birds--Identification Rare birds Weather 1990-08-01 1990-11-30
Field reports, Beth Proescholdt, fall 1990 Field notes Forms (documents) Bird feeders Bird watching Birds--Identification Accipitridae | Hawks and Eagles Threskiornithidae | Ibises Rare birds Laniidae | Shrikes Birds--Feeding and feeds 1990-08-01 1990-11-30
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, Sharon Laub, fall 1990 Field notes Forms (documents) Bird watching Birds--Counting Birds--Identification Birds--Nests Birdsongs Rare birds 1990-08-01 1990-11-30
Field reports, Matt Kenne, fall 1990 Field notes Forms (documents) Bird watching Birds--Counting Birds--Identification Rare birds Weather 1990-08-01 1990-11-30
Field reports, Marjorie Heusinkveld, fall 1990 Field notes Forms (documents) Bird watching Birds--Counting Birds--Habitat Birds--Identification Rare birds 1990-08-01 1990-11-30
Field reports, Rita E. Efta, fall 1990 Field notes Forms (documents) Bird feeders Bird watching Birds--Behavior Birds--Counting Birds--Identification Weather 1990-08-01 1990-11-30
Field reports, Ray Cummins, fall 1990 Field notes Forms (documents) Bird watching Birds--Counting Birds--Identification Rare birds 1990-08-01 1990-11-30
Field reports, Jane Clark, fall 1990 Field notes Forms (documents) Bird watching Birds--Counting Birds--Identification 1990-08-01 1990-11-30
Field reports, Bob Cecil, fall 1990 Field notes Forms (documents) Bird watching Birds--Counting Birds--Identification Threskiornithidae | Ibises Rare birds 1990-08-01 1990-11-30
Field reports, Dick Bierman, fall 1990 Field notes Forms (documents) Bird watching Birds--Counting Birds--Identification 1990-08-01 1990-11-30
Field reports, Eugene and Eloise Armstrong, fall 1990 Field notes Forms (documents) Bird watching Birds--Counting Birds--Identification Rare birds 1990-08-01 1990-11-30
Field reports, Hank Zaletel, fall 1990 Field notes Forms (documents) Bird watching Birds--Counting Birds--Identification 1990-08-01 1990-11-30
Field reports, Hank Zaletel, summer 1990 Field notes Forms (documents) Bird watching Birds--Counting Birds--Identification 1990-06-01 1990-07-31