Title Genres Topics Date (Start) Date (End)
Walter Rosene letter to the United States Bureau of Biological Survey regarding bird observations from a trip to North Dakota, May 1, 1925 Correspondence Field notes Bird watching Birds--Migration Birds--Research Icteridae | Blackbirds, Orioles, Meadowlarks, and allies Anseriformes | Ducks, Geese, and Swans Laridae | Gulls and Terns Hirundinidae | Swallows Vireonidae | Vireos Troglodytidae | Wrens Emberizidae | Sparrows 1925-05-01 N/A
Fall, early spring, and late spring migration dates for Iowa Administrative records Field notes Bird watching Birds--Counting Birds--Identification Birds--Migration Anseriformes | Ducks, Geese, and Swans Tyrannidae | Flycatchers Parulidae | Warblers N/A N/A
Iowa RBA, February 15, 1999 Correspondence Field notes Bird watching Birds--Migration Weather Dial-a-message telephone calls 1999-02-15 N/A
Iowa Birdline update, March 17-25, 1993 Correspondence Field notes Bird feeders Bird watching Birds--Counting Birds--Identification Birds--Migration Anseriformes | Ducks, Geese, and Swans Accipitridae | Hawks and Eagles Ardeidae | Herons Dial-a-message telephone calls 1993-03-17 1993-03-25
Iowa Birdline update, March 27, 1993 Correspondence Field notes Bird feeders Bird watching Birds--Counting Birds--Identification Birds--Migration Anseriformes | Ducks, Geese, and Swans Dial-a-message telephone calls 1993-03-27 N/A
Iowa Birdline update, March 5, 1990 Field notes Bird watching Birds--Migration Icteridae | Blackbirds, Orioles, Meadowlarks, and allies Anseriformes | Ducks, Geese, and Swans Waterfowl Dial-a-message telephone calls 1990-03-05 N/A
Iowa Birdline update, March 26, 1990 Field notes Bird watching Birds--Migration Anseriformes | Ducks, Geese, and Swans Waterfowl Dial-a-message telephone calls 1990-03-26 N/A
Iowa Birdline update, April 2, 1990 Field notes Bird watching Birds--Migration Anseriformes | Ducks, Geese, and Swans Waterfowl Dial-a-message telephone calls 1990-04-02 N/A
Iowa Birdline update, April 9, 1990 Field notes Bird watching Birds--Migration Dial-a-message telephone calls 1990-04-09 N/A
Iowa Birdline update, April 16, 1990 Field notes Bird watching Birds--Migration Passeriformes | Perching-birds and songbirds Charadriiformes | Shore-birds, Gulls, and Auks Dial-a-message telephone calls 1990-04-16 N/A
Iowa Birdline update, April 30, 1990 Field notes Bird watching Birds--Migration Anseriformes | Ducks, Geese, and Swans Laridae | Gulls and Terns Charadriiformes | Shore-birds, Gulls, and Auks Parulidae | Warblers Dial-a-message telephone calls 1990-04-30 N/A
Iowa Birdline update, May 13, 1990 Field notes Bird watching Birds--Migration Charadriiformes | Shore-birds, Gulls, and Auks Parulidae | Warblers Dial-a-message telephone calls 1990-05-13 N/A
Iowa Birdline update, May 28, 1990 Field notes Bird watching Birds--Migration Birds--Nests Tyrannidae | Flycatchers Passeriformes | Perching-birds and songbirds Parulidae | Warblers Dial-a-message telephone calls 1990-05-28 N/A
Walter Rosene letter to the United States Bureau of Biological Survey regarding a 1925 bird migration report, January 18, 1926 Correspondence Field notes Bird watching Birds--Migration Birds--Research Ornithology--Methodology Scolopacidae | Sandpipers, Phalaropes, and allies Vireonidae | Vireos Parulidae | Warblers Emberizidae | Sparrows 1926-01-18 N/A
Spring 1999 field report, Matt Kenne Field notes Bird watching Birds--Migration Birdsongs Parulidae | Warblers Wildlife rehabilitation 1999-03-01 1999-05-31
Field notes contributed by James J. Dinsmore, fall 1996 Field notes Bird watching Birds--Counting Birds--Migration Birdsongs Anseriformes | Ducks, Geese, and Swans Birds--Infancy 1996-08-01 1996-11-30
Betty Walters letter to Thomas H. Kent regarding bird sightings, August 13, 1980 Correspondence Field notes Bird banding Bird watching Birds--Migration Birdsongs Fringillidae | Finches Songbirds 1980-08-13 N/A
Audubon field notes for fall migration, 1965 contributed by Woodward H. Brown Field notes Bird populations Bird watching Birds--Migration Charadriiformes | Shore-birds, Gulls, and Auks Weather 1965-08-01 1965-11-30
Field notes contributed by Frederick W. Kent, fall 1965 Field notes Bird populations Bird watching Birds--Migration Certhiidae | Creepers Sylviidae | Kinglets and Gnatcatchers Weather 1965-08-01 1965-11-30
Joe Kennedy letter to Peter C. Petersen regarding field notes for Des Moines, Iowa for summer, 1965 Field notes Bird declines Bird populations Bird watching Birds--Migration 1965-06-01 1965-07-31
Audubon field notes for summer 1965 contributed by Frederick W. Kent Field notes Bird populations Bird watching Birds--Migration Laniidae | Shrikes 1965-06-01 1965-07-31
Field notes for spring migration, 1965 contributed by Woodward H. Brown Field notes Bird populations Bird watching Birds--Migration Charadriiformes | Shore-birds, Gulls, and Auks Fringillidae | Finches Turdidae | Thrushes Parulidae | Warblers Weather 1965-03-01 1965-05-31
Field notes contributed by Frederick W. Kent for spring, 1965 Field notes Bird populations Bird watching Birds--Migration Rare birds Parulidae | Warblers 1965-03-01 1965-05-31
Pearl Knoop letter to Peter C. Petersen regarding Marble Rock, Iowa spring migration, June 10, 1965 Correspondence Field notes Bird watching Birds--Migration Fringillidae | Finches Parulidae | Warblers 1965-06-10 N/A
Audubon field notes for winter 1964-1965 contributed by Frederick W. Kent Field notes Bird declines Bird populations Bird watching Birds--Migration 1964-12-01 1965-02-28