Title Genres Topics Date (Start) Date (End)
Field notes contributed by Raymond L. Cummins, summer 1989 Field notes Forms (documents) Bird watching Birds--Counting Birdsongs Tyrannidae | Flycatchers Vireonidae | Vireos Parulidae | Warblers 1989-06-01 1989-07-31
Field notes contributed by Raymond L. Cummins, summer 1992 Field notes Forms (documents) Bird watching Birds--Counting Birds--Nests 1992-06-01 1992-07-31
Field notes contributed by Raymond L. Cummins, summer 1993 Field notes Forms (documents) Bird populations Bird watching Birds--Counting Birds--Nests 1993-06-01 1993-07-31
Field notes contributed by Raymond L. Cummins, summer 1996 Field notes Bird watching Birds--Counting Birdsongs Parulidae | Warblers 1996-06-01 1996-07-31
Field notes contributed by Raymond L. Cummins, summer 1997 Field notes Forms (documents) Bird populations Bird watching Birds--Counting Birds--Migration 1997-06-01 1997-07-31
Field notes contributed by Raymond L. Cummins, summer 2000 Field notes Forms (documents) Bird watching Birds--Counting 2000-06-01 2000-07-31
Field notes contributed by Raymond L. Cummins, winter 1978-1979 Field notes Reports Bird watching Birds--Counting Birds--Research Columbiformes | Doves and Pigeons Accipitridae | Hawks and Eagles Phasianidae | Pheasants, Turkeys, and Grouse Fringillidae | Finches 1978-12-01 1979-02-28
Field notes contributed by René Laubach, winter 1982-1983 Field notes Forms (documents) Bird watching Birds--Counting Birds--Research 1982-12-01 1983-02-28
Field notes contributed by Rich DeCoster, summer 1980 Field notes Bird watching Birds--Counting Birdsongs Birds--Research Charadriiformes | Shore-birds, Gulls, and Auks 1980-06-01 1980-07-31
Field notes contributed by Richard C. Rosche, spring 1983 Field notes Reports Bird watching Birds--Counting Birdsongs 1983-03-01 1983-05-31
Field notes contributed by Richard Jule Hollis, spring 1987 Field notes Bird watching Birds--Counting Birds--Identification Birds--Nests Birds--Research Nest building 1987-03-01 1987-05-31
Field notes contributed by Richard Jule Hollis, spring 1988 Field notes Bird feeders Bird watching Birds--Counting Birds--Identification Birds--Nests 1988-03-01 1988-05-31
Field notes contributed by Richard Levad, summer 1989 Field notes Bird watching Birds--Counting 1989-06-01 1989-07-31
Field notes contributed by Rob Thelen, spring 1996 Field notes Reports Bird watching Birds--Counting Birds--Identification Birds--Nests Anseriformes | Ducks, Geese, and Swans Emberizidae | Sparrows 1996-03-01 1996-05-31
Field notes contributed by Rob Thelen, spring 1997 Field notes Bird watching Birds--Counting Birdsongs 1997-03-01 1997-05-31
Field notes contributed by Robert E. Thornburg, fall 1982 Field notes Forms (documents) Bird watching Birds--Counting Birds--Migration 1982-08-01 1982-11-30
Field notes contributed by Robert E. Thornburg, spring 1980 Field notes Forms (documents) Bird watching Birds--Counting 1980-03-01 1980-05-31
Field notes contributed by Robert E. Thornburg, summer 1981 Field notes Reports Bird watching Birds--Counting Birds--Research Ornithology--Methodology 1981-06-01 1981-07-31
Field notes contributed by Robert Gruenewald with a reply form letter from Thomas H. Kent, fall 1998 Correspondence Field notes Forms (documents) Bird watching Birds--Counting Birds--Nomenclature (Popular) 1998-08-01 1998-11-30
Field notes contributed by Robert I. Cecil, fall 1984 Correspondence Field notes Forms (documents) Bird watching Birds--Counting 1984-08-01 1984-11-30
Field notes contributed by Robert K. Myers with verifying documentation, summer 1981 Field notes Forms (documents) Reports Bird watching Birds--Counting Birds--Research Ornithology--Methodology Rare birds 1981-07-11 N/A
Field notes contributed by Robert K. Myers, fall 1988 Field notes Forms (documents) Bird watching Birds--Counting Birds--Identification 1988-08-01 1988-11-30
Field notes contributed by Robert K. Myers, spring 1980 Field notes Bird watching Birds--Counting Birds--Migration Accipitridae | Hawks and Eagles Vireonidae | Vireos Parulidae | Warblers 1980-03-01 1980-05-31
Field notes contributed by Robert K. Myers, summer 1980 Field notes Forms (documents) Bird watching Birds--Counting Birdsongs Parulidae | Warblers 1980-06-01 1980-07-31
Field notes contributed by Robert K. Myers, summer 1986 Field notes Forms (documents) Bird watching Birds--Counting Birds--Identification Birds--Nests Birdsongs Parulidae | Warblers Birds--Infancy 1986-06-01 1986-07-31