Title Genres Topics Date (Start) Date (End)
Pearl Knoop letter to Peter C. Petersen regarding fall migration, December 15, 1962 Correspondence Field notes Bird watching Birds--Migration Birds--Research Ornithology--Methodology 1962-12-15 N/A
Pearl Knoop letter to Peter C. Petersen regarding fall migration, August 17, 1963 Correspondence Field notes Bird watching Birds--Migration Birds--Nests Birds--Research Ornithology--Methodology 1963-08-17 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
Pearl Knoop letter to Peter C. Petersen regarding bird sightings, December 7, 1963 Correspondence Field notes Bird watching Birds--Research Ornithology--Methodology 1963-12-07 N/A
Pearl Knoop letter to Nicholas S. Halmi regarding bird sightings, May 31, 1978. Correspondence Field notes Bird watching Birds--Migration Birds--Research 1978-05-31 N/A
Paul Martsching letter to Robert K. Myers regarding bird sightings, spring 1988 Correspondence Field notes Bird watching Birds--Identification Birds--Research 1988-03-01 1988-05-31
Opal Uher letter to James J. Dinsmore regarding a request to purchase a Peter C. Petersen publication, August 9, 1988 Correspondence Field notes Bird feeders Bird watching Birds--Nests Birds--Research Ornithology--Societies, etc Birds--Infancy 1988-08-09 N/A
Nicholas S. Halmi letter to Vernon M. Kleen regarding publication of bird reports, September 19, 1978 Correspondence Field notes Bird watching Birds--Research 1978-09-19 N/A
Nicholas S. Halmi letter to Vernon M. Kleen regarding birds sighted near Iowa City during spring migration, June 1, 1975 Correspondence Bird watching Birds--Migration Birds--Research Anseriformes | Ducks, Geese, and Swans Falconiformes | Hawks, Eagles, Falcons, Osprey, and Vultures Ornithology--Methodology Charadriiformes | Shore-birds, Gulls, and Auks 1975-06-01 N/A
Nicholas S. Halmi letter to Vernon M. Kleen regarding birds sighted around Iowa City during fall 1975, December 1, 1975 Correspondence Field notes Bird watching Birds--Research Falconiformes | Hawks, Eagles, Falcons, Osprey, and Vultures Ornithology--Methodology Charadriiformes | Shore-birds, Gulls, and Auks 1975-12-01 N/A
Nicholas S. Halmi letter to Vernon M. Kleen regarding birds sighted around Iowa City during fall 1974, November 30, 1974 Correspondence Field notes Bird watching Birds--Migration Birds--Research Ornithology--Methodology 1974-11-30 N/A
Nicholas S. Halmi letter to Vernon M. Kleen regarding birds observed near Iowa City, April 1, 1976 Correspondence Field notes Bird watching Birds--Counting Birds--Research Ornithology--Methodology 1976-04-01 N/A
Nicholas S. Halmi letter to Vernon M. Kleen regarding bird sightings, March 3, 1978 Correspondence Field notes Bird watching Birds--Research 1978-03-03 N/A
Neil Bernstein letter to James J. Dinsmore regarding personal papers, summer 1988 Correspondence Field notes Bird watching Birds--Research Ornithology--Societies, etc 1988-06-01 1988-07-31
Neil Bernstein letter to James J. Dinsmore regarding aerial photographs, June 12, 1988 Correspondence Field notes Bird watching Birds--Research Ornithology--Societies, etc 1988-06-12 N/A
Michael C. Newlon letter to Thomas H. Kent regarding spring bird sightings, spring 1983 Correspondence Field notes Bird watching Birds--Identification Birds--Research Ornithology--Methodology 1983-03-01 1983-05-31
Michael C. Newlon letter and notes to Vernon M. Kleen regarding fall migration, November 19, 1975 Correspondence Field notes Bird watching Birds--Migration Birds--Research Ornithology--Methodology Charadriiformes | Shore-birds, Gulls, and Auks Fringillidae | Finches Troglodytidae | Wrens 1975-11-19 N/A
Melba Wigg letter and report to Vernon M. Kleen regarding spring migration bird sightings near Council Bluffs, June 6, 1974 Correspondence Field notes Bird watching Birds--Migration Birds--Research Ornithology--Methodology 1974-06-06 N/A
Melba Wigg letter and report to Vernon M. Kleen regarding 1975 fall migration around Council Bluffs Iowa, December 1, 1975 Correspondence Field notes Bird watching Birds--Migration Birds--Research Ornithology--Methodology 1975-12-01 N/A
Mary R. Musgrove letter to Thomas H. Kent regarding spring bird sightings, April 29, 1983 Correspondence Field notes Bird watching Birds--Identification Birds--Migration Birds--Research Ornithology--Methodology Weather Country life 1983-04-29 N/A
Marion M. Brewer letter to Nicholas S. Halmi regarding fall migration, 1976 Correspondence Field notes Bird watching Birds--Research 1976-10-27 N/A
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
Maps of Adair County and Ringgold County with Loggerhead Shrike nest locations observed by David DeGeus, summer 1987 Correspondence Field notes Maps (documents) Bird watching Birds--Identification Birds--Nests Birds--Research 1987-06-01 1987-07-31
Lucille M. Gaffney postcard to Thomas H. Kent regarding bird sightings in Swaledale, Iowa, May 19, 1984 Correspondence Field notes Bird watching Birds--Research 1984-05-19 N/A
Letter to W. Ross Silcock regarding data tables for the Christmas bird count report, February 5, 1987 Correspondence Field notes Tables (documents) Bird watching Birds--Counting Birds--Research Ornithology--Methodology 1987-02-05 N/A