Title Genres Topics Date (Start) Date (End)
Ottumwa Bird Club membership list and meeting minutes, January 6, 1944 Administrative records Birds--Counting Tyrannidae | Flycatchers Ornithology--Societies, etc Hirundinidae | Swallows Meetings 1943-01-01 1944-01-06
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 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 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 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 field notes, winter 1963 Correspondence Field notes Bird watching Birds--Research Ornithology--Methodology 1963-04-08 N/A
Pearl Knoop letter to Peter C. Petersen regarding nesting season, August 21, 1964 Correspondence Field notes Bird watching Birds--Migration Birds--Nests Birds--Research Ornithology--Methodology 1964-08-21 N/A
Pearl Knoop letter to Peter C. Petersen regarding spring migration, June 4, 1963 Correspondence Field notes Bird watching Birds--Migration Birds--Research Ornithology--Methodology 1963-06-04 N/A
Pearl Knoop letter to Thomas H. Kent regarding bird sightings, March 4, 1980 Correspondence Field notes Bird watching Birds--Research Ornithology--Methodology 1980-03-04 N/A
Peter C. Petersen letter to Carl Bendorf regarding bird sightings for the IOU Quarterly Field Report, December 1, 1989 Correspondence Field notes Bird watching Birds--Counting Ornithology--Methodology Rare birds 1989-12-01 N/A
Peter C. Petersen letter to Thomas H. Kent regarding summer bird sightings, August 4, 1981 Correspondence Field notes Bird populations Bird watching Birds--Counting Birds--Research Ornithology--Methodology 1981-08-04 N/A
Peter Lowther letter to W. Ross Silcock regarding House Finch sighting in 1988, December 28, 1988 Correspondence Field notes Bird banding Bird feeders Birds--Identification Ornithology--Technique Rare birds 1988-12-25 1988-12-28
Peter P. Laude letter to Frederic Leopold regarding an invitation to speak at the Iowa Ornithologists' Union convention, January 10, 1952 Correspondence Congresses and conventions Ornithology--Societies, etc Ornithology--Study and teaching Meetings 1952-01-10 N/A
Peter P. Laude letter to Frederic Leopold regarding an invitation to view nesting Wood Ducks, April 16, 1952 Correspondence Birds--Habitat Birds--Nests Ornithology--Study and teaching Birdhouses 1952-04-16 N/A
Peter P. Laude letter to Frederic Leopold regarding the acceptance of the invitation to speak at the Iowa Ornithologists' Union convention, February 13, 1952 Correspondence Congresses and conventions Ornithology--Societies, etc Ornithology--Study and teaching 1952-02-13 N/A
Philip A. DuMont letter to Martin L. Grant regarding suggestions to the "Check-list of Iowa Birds", December 7, 1962 Correspondence Bird watching Birds--Identification Birds--Nomenclature Birds--Research Ornithology--Methodology 1962-12-07 N/A
Philip DuMont letter to James Peters regarding Savannah Sparrow specimens, May 16, 1934 Correspondence Bird watching Birds--Identification Ornithology--Study and teaching Birds--Classification Zoological specimens 1934-05-16 N/A
Philip DuMont letter to James Peters regarding Sparrow identification, November 23, 1933 Correspondence Birds--Identification Ornithology--Study and teaching Birds--Classification Zoological specimens 1933-11-23 N/A
Philip DuMont letter to James Peters regarding Sparrow specimens, October 1, 1934 Correspondence Bird watching--Guidebooks Birds--Identification Ornithology--Study and teaching Birds--Classification Zoological specimens 1934-10-01 N/A
Philip DuMont letter to Joseph Grinnell regarding Savannah Sparrow identification, November 6, 1933 Correspondence Birds--Identification Ornithology--Study and teaching Birds--Classification Zoological specimens 1933-11-06 N/A
Philip DuMont letter to Max Stempel regarding records for the Stempel collection, November 9, 1934 Correspondence Birds--Geographical distribution Birds--Identification Ornithology--Methodology Zoological specimens 1934-11-09 N/A
Philip DuMont letter to Thomas Stephens regarding questionable birds in the Revised List of Iowa Birds, January 30, 1934 Correspondence Birds--Geographical distribution Ornithology--Bibliography Ornithological literature Zoological specimens 1934-01-30 N/A
Philip DuMont letter to William Jarnagin regarding request for Starling information, May 23, 1935 Correspondence Bird watching Introduced birds Ornithology--Methodology 1935-05-20 N/A
Philip DuMont proposal to the Iowa Fish and Game Commission regarding a proposed revision of the list of Iowa birds Proposals Birds--Identification Ornithology--Methodology Ornithology--Study and teaching Ornithological literature N/A N/A
Photograph of a group of Iowa Ornithologists' Union birders Photographs Bird watchers Ornithology--Societies, etc N/A N/A