Title Genres Topics Date (Start) Date (End)
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
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
Letter to Carol A. Thompson regarding work on Breeding Bird Atlas, October 11, 1991 Correspondence Research notes Bird populations Bird surveys Environmental monitoring 1991-10-11 N/A
James P. Sandrock letter to individuals involved in the Breeding Bird Atlas Project regarding publication details, November 1, 1994 Correspondence Bird populations Bird surveys Environmental monitoring 1994-11-01 N/A
John Fleckenstein letter to the Breeding Bird Atlas Committee members regarding the project, September 4, 1991 Correspondence Bird populations Bird surveys Environmental monitoring 1991-09-04 N/A
Bruce Ehresman letter to the Breeding Bird Atlas coordinator, December 5, 1990 Correspondence Bird populations Bird surveys Environmental monitoring 1990-12-05 N/A
Letter to Carol A. Thompson regarding work on Breeding Bird Atlas, October 22, 1991 Correspondence Research notes Bird populations Bird surveys Environmental monitoring 1991-10-22 N/A
Richard F. Trump letter to John Fleckenstein regarding photographs for the Breeding Bird Atlas, February 9, 1993 Correspondence Bird populations Bird surveys Photography of birds Environmental monitoring 1993-02-09 N/A
John Fleckenstein letter to Richard F. Trump regarding photographs for the Breeding Bird Atlas, May 18, 1993 Correspondence Bird populations Bird surveys Photography of birds Environmental monitoring Publishers and publishing 1993-05-18 N/A
John Fleckenstein letter to Richard E. Bird regarding photographs for the Breeding Bird Atlas, November 8, 1995 Correspondence Bird populations Bird surveys Photography of birds Environmental monitoring Publishers and publishing 1995-11-08 N/A
Myrle M. Burk letter to Nicholas S. Halmi regarding a sighting of a flock of Canada Geese in Waterloo, Iowa, January 2, 1977 Correspondence Field notes Bird populations Bird watching Birds--Behavior 1977-01-02 N/A
J. Donald Gillaspey letter to Woodward H. Brown regarding birds seen in Lamoni, Iowa, during winter 1971-1972, February 14, 1972 Correspondence Field notes Bird populations Bird watching 1972-02-14 N/A
Gladys Black letter to Nicholas S. Halmi regarding Snowy Owl count, February 1, 1977 Correspondence Field notes Bird populations Bird watching Birds--Counting Birds--Research 1977-02-01 N/A
John Van Dyk letter to Nicholas S. Halmi regarding bird sightings, February 12, 1977 Correspondence Field notes Bird populations Bird watching Rare birds 1977-02-12 N/A
Darwin Koenig letter to Nicholas S. Halmi regarding bird sightings, winter 1976-1977 Correspondence Field notes Bird populations Bird watching 1976-12-01 1977-02-28
Marie Carlson letter to Nicholas S. Halmi regarding bird sightings, February 9, 1977 Correspondence Field notes Bird declines Bird populations Bird watching Birds--Research Ornithology--Methodology 1977-02-09 N/A
Gene Burns letter to Nicholas S. Halmi regarding bird sightings, February 13, 1977 Correspondence Field notes Bird populations Bird watching Binoculars 1977-02-13 N/A
Pearl Knoop letter to Peter C. Petersen regarding bird sightings, June 10, 1964 Correspondence Field notes Bird populations Bird watching Birds--Migration Birds--Research Ornithology--Methodology 1964-06-10 N/A
Gladys Black letter to Nicholas S. Halmi regarding sightings, February 14, 1977 Correspondence Field notes Bird populations Bird watching Birds--Counting Birds--Research 1977-02-14 N/A
Iowa Ornithologists' Union, Quarterly field report, winter 1976-1977 Correspondence Field notes Bird populations Bird watching Birds--Research Winter 1976-12-01 1977-02-28
Dean Mosman letter to Nicholas S. Halmi regarding fall migration, 1976 Correspondence Field notes Bird banding Bird populations Bird watching Radio and television tower bird strikes Parulidae | Warblers 1976-08-01 1976-11-30
Stella M. Kirkendall letter to Nicholas S. Halmi regarding fall migration, 1976 Correspondence Field notes Bird populations Bird watching Birds--Food 1976-12-16 N/A
Letter from Herb Dorow to Nicholas G. Halmi Regarding Bird Sightings in Jasper County, August 20, 1976 Correspondence Field notes Bird populations Bird watching Parulidae | Warblers 1976-08-20 N/A
Letter from Nick Halmi to Vernon Kleen containing bird sighting notes, June 14, 1976 Correspondence Field notes Bird populations Bird watching Birds--Migration 1976-06-14 N/A
Eldon J. Bryant letter to Woodward H. Brown regarding spring migration, May 17, 1964 Correspondence Field notes Bird populations Bird watching Birds--Migration Birds--Research Ornithology--Methodology 1964-05-17 N/A