Title Genres Topics Date (Start) Date (End)
Gladys Black letter to Nicholas S. Halmi regarding sightings of Snowy Owls and a Goshawk, February 25, 1977 Correspondence Field notes Bird watching Birds--Counting Birds--Research Ornithology--Methodology 1977-02-25 N/A
Robert W. Nero letter to Gladys Black regarding Snowy Owl migration, February 21, 1977 Correspondence Field notes Bird watching Birds--Food Birds--Migration Weather 1977-02-21 N/A
Dean Mosman letter to Nicholas S. Halmi regarding bird sightings at Saylorville Dam, February 14, 1977 Correspondence Field notes Bird declines Bird watching Birds of prey 1977-02-14 N/A
Ione Getscher letter to Nicholas S. Halmi regarding bird sightings, February 15, 1977 Correspondence Field notes Bird watching Birds--Research Ornithology--Methodology 1977-02-15 N/A
Herb Dorow letter to Nicholas S. Halmi regarding bird sightings, February 15, 1977 Correspondence Field notes Bird declines Bird watching 1977-02-15 N/A
Bird sightings contributed by Rich DeCoster, February 15, 1977 Field notes Bird watching Birds--Counting Birds--Research 1977-02-15 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
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
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
Gladys Black letter to Vernon M. Kleen regarding bird sightings, January 10, 1977 Correspondence Field notes Maps (documents) Bird declines Bird watching Birds--Counting Birds--Research Ornithology--Methodology 1977-01-10 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
Winter bird count from reports across the state contributed by Gladys Black, February 9, 1977 Correspondence Field notes Bird watching Birds--Counting Birds--Research 1977-02-09 N/A
Gladys Black letter to Nicholas S. Halmi regarding bird counts, February 23, 1977 Correspondence Field notes Bird watchers Bird watching Birds--Counting Women conservationists 1977-02-23 N/A
James J. Dinsmore letter to Nicholas S. Halmi regarding bird migrations, fall 1976 Correspondence Field notes Bird watching Birds--Research 1976-11-19 N/A
Gladys Black letter to Nicholas S. Halmi regarding bird counts of Snowy Owl and Northern Shrike, February 28, 1977 Correspondence Field notes Bird watching Birds--Counting Birds--Research Ornithology--Methodology Weather 1977-02-28 N/A
Gladys Black letter to Vernon M. Kleen regarding Snowy Owl counts, March 5, 1977 Correspondence Field notes Maps (documents) Bird watching Birds--Counting Birds--Research Ornithology--Methodology 1977-03-05 N/A
John Van Dyk letter to Nicholas S.Halmi regarding bird migration, fall 1976 Correspondence Field notes Bird watching Birds--Research Rare birds 1976-12-04 N/A
Field reports fall, 1976 Field notes Bird watching Falconiformes | Hawks, Eagles, Falcons, Osprey, and Vultures 1977-01-18 N/A
Peter C. Petersen letter and checklist to Nicholas S. Halmi regarding fall migration, 1976 Correspondence Field notes Bird banding Bird watching Birds--Research Trapping 1976-12-05 N/A
Peter C. Petersen letter to Nicholas S. Halmi regarding fall migration, 1976 Correspondence Field notes Bird watching Birds--Research 1976-08-23 N/A
Bird sightings checklist Swan Lake, fall 1976 Checklists Bird watching Birds--Identification 1976-09-16 N/A
Ron Muilenburg letter to Nicholas S. Halmi regarding fall migration, 1976 Correspondence Field notes Bird watching Anseriformes | Ducks, Geese, and Swans Fringillidae | Finches Galliformes | Quails, Pheasants, Turkeys, and Grouse 1976-08-24 N/A
Darwin Koenig letter to Nicholas S. Halmi regarding fall migration, 1976 Correspondence Field notes Bird watching Birds--Migration 1976-08-22 N/A
Darwin Koenig letter to Nicholas S. Halmi regarding fall migration, 1976 Correspondence Field notes Bird watching Birds--Research Charadriiformes | Shore-birds, Gulls, and Auks Parulidae | Warblers 1976-08-22 N/A
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