Title Genres Topics Date (Start) Date (End)
Iowa Birdline update, July 24, 1991 Correspondence Field notes Bird watching Birds--Identification Birds--Nests Charadriiformes | Shore-birds, Gulls, and Auks Birds--Infancy Dial-a-message telephone calls 1991-07-24 N/A
Iowa Birdline update, July 15, 1991 Correspondence Field notes Bird watching Birds--Identification Birds--Nests Birdsongs Charadriiformes | Shore-birds, Gulls, and Auks Dial-a-message telephone calls 1991-07-15 N/A
Iowa Birdline update, July 8, 1991 Correspondence Field notes Bird watching Birds--Identification Birds--Nests Birdsongs Charadriiformes | Shore-birds, Gulls, and Auks Water birds Birds--Infancy Dial-a-message telephone calls 1991-07-08 N/A
Iowa Birdline update, June 3, 1991 Correspondence Field notes Bird watching Birds--Migration Charadriiformes | Shore-birds, Gulls, and Auks Dial-a-message telephone calls 1991-06-03 N/A
John Van Dyk letter to Carl Bendorf, June 1 1991 Correspondence Field notes Bird watching Birds--Identification Birds--Migration Rare birds Charadriiformes | Shore-birds, Gulls, and Auks Parulidae | Warblers Weather 1991-06-01 N/A
Iowa Birdline update, May 27, 1991 Correspondence Field notes Bird watching Birds--Migration Tyrannidae | Flycatchers Charadriiformes | Shore-birds, Gulls, and Auks Parulidae | Warblers Dial-a-message telephone calls 1991-05-27 N/A
Big Bluestem Flyer, Volume 26, Number 9, May 1991 Newsletters Bird watching Ornithology--Societies, etc Charadriiformes | Shore-birds, Gulls, and Auks Societies--History, organization, etc Acid rain 1991-05-01 1991-05-31
Big Bluestem Flyer, Volume 26, Number 8, April 1991 Newsletters Bird watching Conservationists Local government and environmental policy Ornithology--Societies, etc Charadriiformes | Shore-birds, Gulls, and Auks Parulidae | Warblers Wildlife conservation Waterfowl 1991-04-01 1991-04-30
Field reports, Stephen J. Dinsmore, spring 1991 Field notes Bird watching Birds--Identification Rare birds Charadriiformes | Shore-birds, Gulls, and Auks Parulidae | Warblers 1991-03-01 1991-05-31
Field reports, Jan L. Walter, spring 1991 Field notes Forms (documents) Bird watching Birds--Identification Rare birds Charadriiformes | Shore-birds, Gulls, and Auks Weather 1991-03-01 1991-05-31
Field reports, Hank Zaletel, spring 1991 Correspondence Field notes Bird watching Birds--Identification Birds--Migration Charadriiformes | Shore-birds, Gulls, and Auks 1991-03-01 1991-06-02
Iowa Birdline update, November 5, 1990, notes Field notes Bird watching Anseriformes | Ducks, Geese, and Swans Podicipediformes | Grebes Charadriiformes | Shore-birds, Gulls, and Auks Dial-a-message telephone calls 1990-11-05 N/A
Iowa Birdline update, November 5-7, 1990 Correspondence Field notes Bird watching Anseriformes | Ducks, Geese, and Swans Podicipediformes | Grebes Charadriiformes | Shore-birds, Gulls, and Auks Dial-a-message telephone calls 1990-11-05 1990-11-07
Iowa Birdline update, October 29, 1990 Field notes Bird watching Anseriformes | Ducks, Geese, and Swans Charadriiformes | Shore-birds, Gulls, and Auks Dial-a-message telephone calls 1990-10-29 N/A
Iowa Birdline update, October 22, 1990, notes Field notes Bird watching Birds--Migration Laridae | Gulls and Terns Charadriiformes | Shore-birds, Gulls, and Auks Waterfowl Dial-a-message telephone calls 1990-10-22 N/A
Iowa Birdline update, October 15, 1990, notes Field notes Bird watching Charadriiformes | Shore-birds, Gulls, and Auks Emberizidae | Sparrows Dial-a-message telephone calls 1990-10-15 N/A
Iowa Birdline update, October 15, 1990 Correspondence Field notes Bird watching Charadriiformes | Shore-birds, Gulls, and Auks Emberizidae | Sparrows Dial-a-message telephone calls 1990-10-15 N/A
Iowa Birdline update, October 8, 1990 Field notes Bird watching Laridae | Gulls and Terns Rare birds Charadriiformes | Shore-birds, Gulls, and Auks Emberizidae | Sparrows Waterfowl Dial-a-message telephone calls 1990-10-08 N/A
Iowa Birdline update, October 1, 1990 Field notes Bird watching Birds--Migration Laridae | Gulls and Terns Passeriformes | Perching-birds and songbirds Charadriiformes | Shore-birds, Gulls, and Auks Emberizidae | Sparrows Dial-a-message telephone calls 1990-10-01 N/A
Iowa Birdline update, September 17, 1990 Field notes Bird watching Laridae | Gulls and Terns Charadriiformes | Shore-birds, Gulls, and Auks Parulidae | Warblers Dial-a-message telephone calls 1990-09-17 N/A
Iowa Birdline update, September 10, 1990 Field notes Bird watching Laridae | Gulls and Terns Threskiornithidae | Ibises Scolopacidae | Sandpipers, Phalaropes, and allies Charadriiformes | Shore-birds, Gulls, and Auks Parulidae | Warblers Dial-a-message telephone calls 1990-09-10 N/A
Iowa Birdline update, September 9, 1990 Field notes Bird watching Scolopacidae | Sandpipers, Phalaropes, and allies Charadriiformes | Shore-birds, Gulls, and Auks Parulidae | Warblers Waterfowl Dial-a-message telephone calls 1990-09-09 N/A
Iowa Birdline update, September 3, 1990 Field notes Bird watching Ciconiiformes | Herons, Bitterns, Egrets, Ibises, and Storks Charadriidae | Plovers Charadriiformes | Shore-birds, Gulls, and Auks Parulidae | Warblers Waterfowl Dial-a-message telephone calls 1990-09-03 N/A
Iowa Birdline update, August 27, 1990 Field notes Bird watching Ciconiiformes | Herons, Bitterns, Egrets, Ibises, and Storks Charadriiformes | Shore-birds, Gulls, and Auks Parulidae | Warblers Dial-a-message telephone calls 1990-08-27 N/A
Iowa Birdline update, August 20-21, 1990 Field notes Bird watching Laridae | Gulls and Terns Charadriiformes | Shore-birds, Gulls, and Auks Parulidae | Warblers Dial-a-message telephone calls 1990-08-20 1990-08-21