Title Genres Topics Date (Start) Date (End)
Breeding Bird Atlas block map for Princeton Township, May 26, 1989 Correspondence Maps (documents) Birds--Habitat Ornithology--Societies, etc 1989-05-26 N/A
Bob Barratt letter to Thomas H. Kent regarding bird sightings, December 1, 1982 Correspondence Field notes Bird watching Birds--Habitat Birds--Research Ornithology--Methodology 1982-12-01 N/A
Birding areas of Story County, Iowa, revised 1972 Research notes Bird watching Birding sites Birds--Habitat Anseriformes | Ducks, Geese, and Swans Ciconiiformes | Herons, Bitterns, Egrets, Ibises, and Storks Parulidae | Warblers Important bird areas Strigiformes | Owls 1972-03-01 1972-03-31
Bill Gombold letter to Frederic Leopold regarding duck conservation, April 2, 1988 Correspondence Birds--Conservation Birds--Habitat Wildlife conservation--Law and legislation Hunting--Moral and ethical aspects Duck populations 1988-04-02 N/A
Big Bluestem Flyer, Volume 37, Number 4, March/April 2002 Newsletters Bird watching Birds--Habitat Anseriformes | Ducks, Geese, and Swans Ornithology--Societies, etc Important bird areas 2002-03-01 2002-04-30
Bery Engebretsen letter to James J. Dinsmore regarding summer bird sightings, August 1, 1993 Correspondence Field notes Bird watching Birds--Habitat Birds--Nests Weather 1993-08-01 N/A
Barbara L. Wilson letter to Hank Zaletel regarding an upcoming field trip Correspondence Bird watching Birds--Habitat Birds--Identification N/A N/A
Ames Audubon Newsletter, Volume 1, Number 4, October 28, 1968 Newsletters Bird watching Birds--Habitat Ornithology--Societies, etc Societies--History, organization, etc 1968-10-28 N/A
Adrey E. Borell letter to Frederic Leopold regarding Wood Duck houses, December 12, 1951 Correspondence Birds--Habitat Birdhouses Predatory animals Duck populations 1951-12-12 N/A
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
A Comparison of two Iowa Duck nesting seasons Reports Drafts (documents) Birds--Habitat Birds--Nests Anseriformes | Ducks, Geese, and Swans Ducks--Counting Ducklings 1933-01-01 1934-12-31
1979 Christmas bird count for the state of Iowa Field notes Reports Bird watching Birds--Counting Birds--Habitat Birds--Research Accipitridae | Hawks and Eagles Ornithology--Methodology Weather 1979-12-01 1980-02-28