Title Genres Topics Date (Start) Date (End)
Ben Bereskin letter to Wilmer J. Miller and Lotus Miller regarding a birding field trip, September 22, 1969 Correspondence Bird watching Birds--Migration Ornithology--Societies, etc Waterfowl 1969-09-22 N/A
Frederic Leopold letter to A.S. Hawkins regarding hunting and the effect on duck populations, January 13, 1988 Correspondence Birds--Conservation Birds--Habitat Hunting--Moral and ethical aspects Wildlife habitat improvement Waterfowl management Duck populations 1988-01-13 N/A
Frederic Leopold letter to the editor of the St. Paul Pioneer Press Dispatch regarding hunting and the effect on duck populations, April 27, 1988 Correspondence Birds--Conservation Hunting--Moral and ethical aspects Wildlife habitat improvement Waterfowl management Duck populations 1988-04-27 N/A
Big Bluestem Flyer, Volume 22, Number 8, April 1988 Newsletters Bird watching Ornithology--Societies, etc Wildlife conservation Waterfowl Societies--History, organization, etc 1988-04-01 1988-04-30
Big Bluestem Flyer, Volume 37, Number 3, January/February 2002 Newsletters Bird surveys Bird watching Birds--Counting Ornithology--Societies, etc Wildlife conservation Waterfowl 2002-01-01 2002-02-28
Big Bluestem Audubon Society Events Calendar, spring 2001 Fliers (printed matter) Maps (documents) Ornithology--Societies, etc Charadriiformes | Shore-birds, Gulls, and Auks Meetings Waterfowl 2001-01-18 2001-06-02
Big Bluestem Flyer, Volume 35, Number 1, September/October 1999 Newsletters Bird watching Birding sites Introduced birds Ornithology--Societies, etc Wildlife habitat improvement Waterfowl Books--Reviews Wildlife reintroduction 1999-09-01 1999-10-31
Big Bluestem Flyer, Volume 30, Number 7, April 1995 Newsletters Bird watching Environmental policy Ornithology--Societies, etc Wildlife management areas Waterfowl Books--Reviews 1995-04-01 1995-04-30
Big Bluestem Flyer, Volume 30, Number 3, November/December 1994 Newsletters Bird surveys Bird watching Birds--Counting Ornithology--Societies, etc Waterfowl 1994-11-01 1994-12-31
Big Bluestem Flyer, Volume 29, Number 8, April 1994 Newsletters Bird surveys Bird watching Ornithology--Societies, etc Waterfowl Prairie restoration 1994-04-01 1994-04-30
Big Bluestem Flyer, Volume 27, Number 8, April 1992 Newsletters Bird watching Ornithology--Societies, etc Wildlife conservation Meetings Waterfowl Prairie restoration 1992-04-01 1992-04-30
Big Bluestem Flyer, Volume 27, Numbers 4/5, December 1991/January 1992 Forms (documents) Newsletters Bird feeders Bird surveys Bird watching Birds--Counting Ornithology--Societies, etc Wildlife conservation Natural areas Waterfowl Books--Reviews Prairie restoration 1991-12-01 1992-01-31
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
Big Bluestem Flyer, Volume 24, Number 8, April 1990 Newsletters Bird watching Ornithology--Societies, etc Wildlife conservation Waterfowl Books--Reviews Acid rain 1990-04-01 1990-04-30
Big Bluestem Flyer, Volume 23, Number 6, February 1989 Newsletters Bird surveys Bird watching Birds--Counting Ornithology--Societies, etc Strigiformes | Owls Waterfowl Books--Reviews Acid rain 1989-02-01 1989-02-28
Letter to I.T. Bode regarding Waterfowl conditions that might affect Iowa, January 3, 1934 Correspondence Reports Bird surveys Birds--Counting Fowling Water levels Waterfowl 1934-01-03 N/A
Waterfowl conditions in the Missouri Valley Reports Birds--Migration Anseriformes | Ducks, Geese, and Swans Wildlife conservation Wildlife refuges Waterfowl N/A N/A
Nesting Wood Duck study (35 Years) Reports Tables (documents) Birds--Eggs Birds--Nests Birds--Research Ornithology--Methodology Birdhouses Predatory animals Waterfowl management Eggs--Incubation Ducks--Counting Ducklings Wood duck--Behavior 1984-01-01 1984-12-31
A plan to save our ducks Reports Essays Birds--Conservation Birds--Habitat Wildlife conservation--Law and legislation Waterfowl management Duck populations N/A N/A
Iowa CBC reporting form, Alleman, December 29, 1985 Checklists Field notes Bird watching Birds--Counting Weather Waterfowl 1985-12-29 N/A
Bery Engebretsen letter to Ross Silcock regarding bird sightings during winter 1991, February 24, 1992 Correspondence Field notes Bird watching Birds--Identification Rare birds Waterfowl 1992-02-24 N/A
Field reports, Steve Dinsmore, fall 1990 Correspondence Field notes Bird watching Birds--Behavior Birds--Identification Birds--Migration Charadriiformes | Shore-birds, Gulls, and Auks Waterfowl 1990-08-01 1990-11-30
Field reports form for submitting seasonal observations of Iowa birds, Douglas C. Harr, summer 1993 Field notes Forms (documents) Bird watching Birds--Counting Birds--Identification Weather Waterfowl Owls--Behavior 1993-06-01 1993-07-31
Field reports, Spring 1993, Dennis Carter Field notes Bird watching Birds--Identification Birds--Migration Birdsongs Charadriiformes | Shore-birds, Gulls, and Auks Turdidae | Thrushes Parulidae | Warblers Weather Waterfowl 1993-06-01 N/A
Field reports, spring 1995, Dennis Carter Field notes Bird watching Birds--Migration Birdsongs Passeriformes | Perching-birds and songbirds Waterfowl 1995-03-01 1995-05-31