Title Genres Topics Date (Start) Date (End)
Letter from Peter Petersen to Nicholas Halmi regarding bird sightings, August 23, 1976 Correspondence Field notes Bird watching Birds--Research Ornithology--Methodology Parulidae | Warblers 0976-08-23 N/A
Letter from Peter Peterson to Vernon Kleen containing bird sighting notes, May 23, 1976 Correspondence Field notes Bird watching Birds--Migration Birds--Research Anseriformes | Ducks, Geese, and Swans Falconiformes | Hawks, Eagles, Falcons, Osprey, and Vultures Ornithology--Methodology Parulidae | Warblers Trapping 1976-05-23 N/A
Letter from Richard DeCoster to Iowa Ornithologists' Union regarding bird sightings from June 1 to July 31, 1976 Correspondence Field notes Bird watching Birds--Research Accipitridae | Hawks and Eagles Ornithology--Methodology Charadriiformes | Shore-birds, Gulls, and Auks Parulidae | Warblers 1976-06-01 1976-07-31
Letter from Tom Staudt to Pete Petersen regarding bird sightings and locations, August 15, 1976 Correspondence Field notes Bird watching Birds--Research Ornithology--Methodology 1976-08-15 N/A
Letter from Wilma Walton with an enclosed letter from Ronald Wright to Frederic Leopold regarding Wood Ducks, May 28, 1970 Correspondence Bird watching Ornithology--Study and teaching Country life Birdhouses--Design and construction 1970-05-28 N/A
Letter to Iowa Ornithologists' Union members regarding an Iowa Birdline Correspondence Ornithology--Methodology Ornithology--Societies, etc Citizen science 1981-09-01 1981-09-30
Letter to members of the Iowa Ornithologists' Union announcing the Iowa Birdline is now in operation, December 1981 Correspondence Ornithology--Methodology Ornithology--Societies, etc Citizen science 1981-12-01 1981-12-31
Letter to members of the Iowa Ornithologists' Union regarding a field trip, July 21, 1923 Correspondence Bird watchers Ornithology--Societies, etc Meetings 1923-07-21 N/A
Letter to members of the Iowa Ornithologists' Union regarding annual meeting, April 1, 1926 Correspondence Bird watching Birds--Identification Ornithology--Societies, etc State birds Meetings 1926-04-01 N/A
Letter to members of the Iowa Ornithologists' Union regarding future activities, February 6,1926 Correspondence Ornithology--Societies, etc State birds Bird Day 1926-02-06 N/A
Letter to members of the Iowa Ornithologists' Union regarding planning for the next annual meeting, July 20, 1925 Correspondence Ornithology--Societies, etc Meetings 1925-07-20 N/A
Letter to members of the Iowa Ornithologists' Union regarding resolutions adopted at the annual meeting, December 9, 1930 Correspondence Birds--Conservation Birds--Extinction Ornithology--Societies, etc Meetings 1930-12-09 N/A
Letter to members of the Iowa Ornithologists' Union regarding setting up a Birdline Correspondence Ornithology--Methodology Ornithology--Societies, etc Citizen science 1981-06-01 1981-12-31
Letter to members of the Iowa Ornithologists' Union regarding the annual convention, June 14, 1927 Correspondence Congresses and conventions Ornithology--Societies, etc 1927-06-14 N/A
Letter to members of the Iowa Ornithologists' Union regarding the annual meeting of the Wilson Ornithological Club, December 5, 1925 Correspondence Ornithology--Societies, etc Meetings 1925-12-05 N/A
Letter to members of the Iowa Ornithologists' Union regarding the annual meeting, April 7, 1928 Correspondence Ornithology--Societies, etc Meetings 1928-04-07 N/A
Letter to members of the Iowa Ornithologists' Union regarding the annual meeting, December 11, 1923 Correspondence Ornithology--Societies, etc Meetings 1923-12-11 N/A
Letter to members of the Iowa Ornithologists' Union regarding the annual meeting, February 4, 1925 Correspondence Ornithology--Societies, etc Meetings 1925-02-04 N/A
Letter to members of the Iowa Ornithologists' Union regarding the annual meeting, September 19, 1928 Correspondence Ornithology--Societies, etc Meetings 1928-09-19 N/A
Letter to members of the Iowa Ornithologists' Union regarding the death of Dr. LeRoy Titus Weeks Correspondence Poems Conservationists Ornithology--Societies, etc N/A N/A
Letter to members of the Iowa Ornithologists' Union regarding the fall bird movement in Iowa Correspondence Bird watchers Birds--Identification Ornithology--Societies, etc Parulidae | Warblers N/A N/A
Letter to members of the Iowa Ornithologists' Union regarding the second annual meeting, March 24, 1924 Correspondence Ornithology--Societies, etc Meetings 1924-03-24 N/A
Letter to members of the Iowa Ornithologists' Union regarding the upcoming annual meeting, February 12, 1924 Correspondence Bird watching Ornithology--Societies, etc Meetings 1924-02-12 N/A
Letter to members of the Iowa Ornithologists' Union regarding upcoming activities for bird lovers, July 15, 1924 Correspondence Bird banding Migratory birds Ornithology--Societies, etc 1924-07-15 N/A
Letter to Peter C. Petersen regarding bird summer sightings, July 24, 1963 Correspondence Field notes Bird banding Bird watching Birds--Research Ornithology--Methodology Wild animal collecting 1963-07-24 N/A