Title Genres Topics Date (Start) Date (End)
Field notes contributed by Paul Martsching, fall 1987 Field notes Reports Bird watching Birds--Counting Birds--Identification 1987-08-01 1987-11-30
Field notes contributed by Paul Martsching, fall 1988 Field notes Bird watching Birds--Behavior Birds--Counting Birds--Identification 1988-08-01 1988-11-30
Field notes contributed by Paul Martsching, fall 1991 Field notes Bird watching Birds--Behavior Birds--Counting Birds--Identification Parulidae | Warblers 1991-08-01 1991-11-30
Field notes contributed by Paul Martsching, fall 1996 Field notes Bird watching Birds--Counting Birds--Identification Parulidae | Warblers 1996-08-01 1996-11-30
Field notes contributed by Paul Martsching, July 26, 1997 Field notes Reports Bird watching Birds--Counting Birdsongs 1997-07-26 N/A
Field notes contributed by Paul Martsching, spring 1982 Field notes Forms (documents) Bird watching Birds--Identification Laridae | Gulls and Terns Rallidae | Rails Fringillidae | Finches Parulidae | Warblers 1982-03-01 1982-05-31
Field notes contributed by Paul Martsching, spring 1983 Field notes Reports Bird populations Bird watching Birds--Counting Birds--Research Anseriformes | Ducks, Geese, and Swans Laridae | Gulls and Terns Sylviidae | Kinglets and Gnatcatchers Ornithology--Methodology Scolopacidae | Sandpipers, Phalaropes, and allies Fringillidae | Finches Vireonidae | Vireos Parulidae | Warblers Emberizidae | Sparrows 1983-03-01 1983-05-31
Field notes contributed by Paul Martsching, spring 1987 Field notes Bird watching Birds--Counting Birdsongs Parulidae | Warblers 1987-03-01 1987-05-31
Field notes contributed by Paul Martsching, spring 1996 Field notes Reports Bird watching Birds--Counting Birds--Identification Birds--Migration Parulidae | Warblers Weather 1996-03-01 1996-05-31
Field notes contributed by Paul Martsching, spring 1997 Field notes Bird watching Birds--Counting Birds--Food Parulidae | Warblers 1997-03-01 1997-05-31
Field notes contributed by Paul Martsching, summer 1981 Field notes Reports Bird watching Birds--Counting Birds--Research Ornithology--Methodology 1981-06-01 1981-07-31
Field notes contributed by Paul Martsching, summer 1985 Field notes Bird watching Birds--Counting Birdsongs Scolopacidae | Sandpipers, Phalaropes, and allies 1985-06-01 1985-07-31
Field notes contributed by Paul Martsching, summer 1986 Field notes Bird watching Birds--Counting Birds--Infancy 1986-06-01 1986-07-31
Field notes contributed by Paul Martsching, summer 1987 Field notes Reports Bird watching Birds--Counting Ornithology--Methodology 1987-06-01 1987-07-31
Field notes contributed by Paul Martsching, summer 1988 Field notes Bird watching Birds--Counting Birds--Identification Birds--Infancy 1988-06-01 1988-07-31
Field notes contributed by Paul Martsching, summer 1996 Field notes Bird watching Birds--Behavior Birdsongs Bird droppings 1996-06-01 1996-07-31
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 Paul Martsching, winter 1982-1983 Field notes Reports Bird watching Birds--Behavior Birds--Counting Birds--Identification Accipitridae | Hawks and Eagles 1982-12-01 1983-02-28
Field notes contributed by Pearl Knoop, Marble Rock, Iowa, spring 1984 Field notes Forms (documents) Bird watching Birds--Migration Tyrannidae | Flycatchers Fringillidae | Finches Hirundinidae | Swallows Parulidae | Warblers 1984-03-01 1984-05-31
Field notes contributed by Pearl Knoop, spring 1983 Field notes Reports Bird watching Birds--Counting Birds--Research Ornithology--Methodology 1983-03-01 1983-05-31
Field notes contributed by Peter B. Melde, summer 1997 Correspondence Field notes Bird watching Birds--Counting 1997-06-01 1997-07-31
Field notes contributed by Peter C. Petersen, fall 1982 Field notes Forms (documents) Bird watching Birds--Counting Laridae | Gulls and Terns Scolopacidae | Sandpipers, Phalaropes, and allies Parulidae | Warblers 1982-08-01 1982-11-30
Field notes contributed by Peter C. Petersen, fall 1984 Field notes Bird watching Birds--Identification 1984-08-01 1984-11-30
Field notes contributed by Peter C. Petersen, fall 1986 Field notes Bird watching Birds--Identification 1986-08-01 1986-11-30
Field notes contributed by Peter C. Petersen, fall 1987 Field notes Reports Bird populations Bird watching Birds--Counting Birds--Identification Laridae | Gulls and Terns Scolopacidae | Sandpipers, Phalaropes, and allies Parulidae | Warblers Emberizidae | Sparrows 1987-08-01 1987-11-30