Title Genres Topics Date (Start) Date (End)
Sharon Steffens letter to Thomas H. Kent with incorporated field notes, May 29, 1985 Correspondence Field notes Bird populations Bird surveys Bird watching Birds--Nests Photography of birds 1985-05-29 N/A
Field reports form for submitting seasonal observations of Iowa birds and letter to James J. Dinsmore contributed by James P. Sandrock, August 2, 1987 Correspondence Field notes Forms (documents) Bird declines Bird populations Bird watching Birds--Counting Birds--Identification Birdsongs 1987-08-02 N/A
J. Donald Gillaspey letter to Carl J. Bendorf regarding fall bird sightings, November 27, 1987 Correspondence Field notes Bird banding Bird populations Bird watching Birds--Feeding and feeds 1987-11-27 N/A
Gladys Black letter to Nicholas S. Halmi regarding the large population of Evening Grosbeak's, November 16, 1977 Correspondence Field notes Bird feeders Bird populations Bird watching Birds--Counting Birds--Food Birds--Research 1977-11-16 N/A
Field notes and letter to James J. Dinsmore contributed by Tanya Bray, July 31, 1989 Correspondence Field notes Reports Bird populations Birds--Counting Weather 1989-07-31 N/A
John Van Dyk letter to James J. Dinsmore regarding summer bird sightings, summer 1989 Correspondence Field notes Bird populations Bird watching Birds--Nests Birdsongs Weather 1989-06-01 1989-07-31
Field reports form for submitting seasonal observations of Iowa birds and letter to James J. Dinsmore contributed by Douglas C. Harr, July 31, 1992 Correspondence Field notes Forms (documents) Bird populations Bird watching Birds--Counting Birds--Migration Birds--Nests Rare birds Weather 1992-07-31 N/A
Woodward H. Brown letter to Iowa Ornithologists Union members regarding Red-shouldered Hawk and Red-tailed Hawk populations Correspondence Bird populations Bird surveys Birds--Research N/A 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