Title Genres Topics Date (Start) Date (End)
Big Bluestem Audubon Society Birdathon flyer Fliers (printed matter) Bird surveys Bird watching Birds--Counting 1998-05-09 N/A
C. A. Stewart letter to multiple recipients regarding a revised check list for the birds of Iowa, February 3, 1950 Correspondence Forms (documents) Instructional materials Bird populations Bird surveys Bird watching Birds--Identification Ornithology--Methodology 1950-02-03 N/A
Instructional materials and reporting forms for the Iowa Breeding Bird Atlas Project Forms (documents) Instructional materials Maps (documents) Bird populations Bird surveys Birds--Geographical distribution Ornithology--Methodology 1980-01-01 1989-12-31