Title Genres Topics Date (Start) Date (End)
Field notes contributed by Peter C. Petersen, summer 1993 Field notes Forms (documents) Bird populations Bird watching Birds--Behavior Birds--Counting 1993-06-01 1993-07-31
Field notes contributed by Peter C. Petersen, summer 1989 Field notes Forms (documents) Bird populations Bird watching Birds--Behavior Birds--Counting 1989-06-01 1989-07-31
Field notes contributed by Paul Martsching, winter 1981-1982 Field notes Forms (documents) Bird watching Birds--Behavior Birds--Identification Rare birds 1981-12-01 1982-02-28
Field notes contributed by Marion M. Brewer, summer 1993 Field notes Forms (documents) Bird watching Birds--Behavior Birds--Counting 1993-06-01 1993-07-31
Field notes and Bob Livermore letter to Carl J. Bendorf, fall 1988 Correspondence Field notes Forms (documents) Bird watching Birds--Behavior Birdsongs Birds--Feeding and feeds 1988-08-01 1988-11-30
Barbara L. Wilson letter and field notes to Michael C. Newlon regarding fall 1984 bird sightings, November 29, 1984 Field notes Forms (documents) Bird watching Birds--Behavior Birds--Counting Birds--Identification Ciconiiformes | Herons, Bitterns, Egrets, Ibises, and Storks Weather Birds--Infancy 1984-08-01 1984-11-30