Title Genres Topics Date (Start) Date (End)
Fourth Supplementary Breeding Bird Census of Big Sand Mound Nature Preserve, July 1990 Field notes Reports Bird watching Birds--Behavior Birds--Breeding Birds--Identification Birds--Migration Birds--Nests Weather 1990-07-01 1990-07-31
Neil Bernstein letter to Jim Dinsmore regarding bird sightings for IOU quarterly field report for summer 1990, July 3, 1990 Correspondence Field notes Bird watching Birds--Behavior Birds--Conservation Birds--Identification Birds--Nests 1990-07-03 N/A
Iowa Birdline update, July 30, 1990 Field notes Bird watching Birds--Nests Charadriiformes | Shore-birds, Gulls, and Auks Birds--Infancy Dial-a-message telephone calls 1990-07-30 N/A
Jim Sinclair letter to Jim Dinsmore regarding summer field reports for IOU quarterly field reports for summer 1990, July 31, 1990 Correspondence Field notes Bird watching Birds--Identification Birds--Nests 1990-07-31 N/A
Field reports, Sharon Laub, fall 1990 Field notes Forms (documents) Bird watching Birds--Counting Birds--Identification Birds--Nests Birdsongs Rare birds 1990-08-01 1990-11-30
Lanny Haldy letter to Carl Bendorf regarding bird sightings for the Amana, IA area, August 22, 1990 Correspondence Field notes Animal migration--Climatic factors Bird watching Birds--Identification Birds--Nests Phalacrocoracidae | Cormorants Gaviiformes | Loons 1990-08-22 N/A
Field reports, Matt Baumann, spring 1991 Field notes Bird watching Birds--Identification Birds--Nests 1991-03-01 1991-06-02
Field reports, Jim Sinclair, spring 1991 Field notes Forms (documents) Bird watching Birds--Identification Birds--Nests Rare birds 1991-03-01 1991-05-31
Peter C. Petersen letter to Carl Bendorf regarding spring birding report for IOU quarterly field report spring 1991, May 31, 1991 Correspondence Field notes Bird watching Birds--Identification Birds--Nests Rare birds 1991-05-31 N/A
Field reports form for submitting seasonal observations of Iowa birds, Matthew Kenne, summer 1991 Field notes Forms (documents) Bird watching Birds--Nests Birdsongs Nest building Charadriidae | Plovers Scolopacidae | Sandpipers, Phalaropes, and allies Birds--Infancy Birds--Feeding and feeds Water levels 1991-06-01 1991-07-31
Field reports form for submitting seasonal observations of Iowa birds, Jim Sinclair, summer 1991 Field notes Forms (documents) Bird watching Birds--Food Birds--Identification Birds--Nests Birdsongs Birds--Infancy 1991-06-01 1991-07-31
Field reports form for submitting seasonal observations of Iowa birds, Douglas Rose, summer 1991 Field notes Forms (documents) Bird watching Birds--Nests Weather Birds--Infancy 1991-06-01 1991-07-31
Field notes contributed by Dean Mosman, summer 1991 Field notes Bird watching Birds--Nests Birdsongs Birds--Infancy 1991-06-01 1991-07-31
Field notes contributed by Sharon Laub, summer 1991 Field notes Forms (documents) Bird feeders Bird watching Birds--Counting Birds--Identification Birds--Nests 1991-06-01 1991-07-31
Field notes contributed by Stephen J. Dinsmore , summer 1991 Field notes Bird watching Birds--Counting Birds--Identification Birds--Nests Nest building Parulidae | Warblers Birds--Infancy 1991-06-01 1991-07-31
Field notes contributed by Stephen J. Dinsmore, summer 1991 Field notes Bird watching Birds--Counting Birds--Identification Birds--Nests Birds--Infancy 1991-06-01 1991-07-31
Field notes contributed by James J. Dinsmore, summer 1991 Field notes Bird watching Birds--Counting Birds--Identification Birds--Nests Birdsongs 1991-06-01 1991-07-31
Iowa Birdline update, June 17, 1991 Correspondence Field notes Bird watching Birds--Nests Dial-a-message telephone calls 1991-06-17 N/A
Iowa Birdline update, July 1, 1991 Correspondence Field notes Bird watching Birds--Identification Birds--Nests Anseriformes | Ducks, Geese, and Swans Nest building Dial-a-message telephone calls 1991-07-01 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, 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 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
Field notes and postcard from Hank Zaletel to James J. Dinsmore regarding bird sightings, July 29, 1991 Correspondence Field notes Bird watching Birds--Counting Birds--Identification Birds--Nests Scolopacidae | Sandpipers, Phalaropes, and allies 1991-07-29 N/A
Field notes contributed by Dennis L. Carter, July 31, 1991 Field notes Bird watching Birds--Nests Birdsongs Nest building Scolopacidae | Sandpipers, Phalaropes, and allies Weather Birds--Infancy 1991-07-31 N/A
Field reports form for submitting seasonal observations of Iowa birds, Eloise Armstrong and Eugene Armstrong, fall 1991 Field notes Forms (documents) Bird watching Birds--Counting Birds--Identification Birds--Nests Birdsongs Birds--Infancy 1991-08-01 1991-11-30