Title Genres Topics Date (Start) Date (End)
Joe Kennedy letter to Peter C. Petersen regarding field notes, Fall 1963 Correspondence Field notes Bird watching Birds--Research Ornithology--Methodology 1963-08-01 1963-11-30
American Birds and Iowa Bird Life report, July 31, 1977 Field notes Bird watching Birds--Research 1977-07-31 N/A
Field reports, summer 1977 Field notes Bird watching Birds--Research 1977-06-01 1977-07-31
Field report, summer, June 1 through July 31, 1977 Field notes Bird watching Birds--Habitat Birds--Research Weather 1977-06-01 1977-07-31
Field reports, summer 1977 Field notes Bird watching Birds--Research 1977-06-01 1977-07-31
Summer bird report, 1977 Field notes Bird watching Birds--Research 1977-06-01 1977-07-31
James C. Bednarz letter to Nicholas S. Halmi, regarding bird sightings, July 15, 1977 Correspondence Field notes Bird watching Birds--Research 1977-07-15 N/A
Bird sightings checklist, summer 1977 Checklists Field notes Bird watching Birds--Research 1977-06-01 1977-07-31
Iowa Ornithologists' Union field check list, Betty Walters, summer 1977 Checklists Field notes Bird watching Birds--Research 1977-06-01 1977-07-31
Iowa Ornithologists' Union, Quarterly field report, summer 1977 Field notes Bird watching Birds--Research 1977-06-01 1977-07-31
Harold Fetter letter to Peter C. Petersen regarding bird sightings, August 14, 1963 Correspondence Field notes Bird watching Birds--Eggs Birds--Research Ornithology--Methodology 1963-08-14 N/A
Florence McCaughey letter to Peter C. Petersen regarding field notes, December 10, 1963 Correspondence Field notes Bird watching Birds--Research Ornithology--Methodology 1963-12-10 N/A
Joe Kennedy letter to Peter C. Petersen regarding field notes for summer, 1963 Correspondence Field notes Bird watching Birds--Research Ornithology--Methodology 1963-06-01 1963-07-31
Iowa Ornithologists' Union, Quarterly field report, spring 1963 Field notes Bird watching Birds--Research Ornithology--Methodology 1963-03-01 1963-05-31
Tim C. Moermond letter to Peter C. Petersen regarding field notes, November 27, 1963 Correspondence Field notes Bird watching Birds--Research Ornithology--Methodology 1963-11-27 N/A
Audubon field notes, fall migration, 1963 Field notes Bird watching Birds--Research Ornithology--Methodology Weather 1963-12-08 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
Iowa Ornithologists' Union, quarterly field report, fall 1963 Field notes Bird watching Birds--Research Ornithology--Methodology 1963-08-01 1963-11-30
Audubon field notes, fall migration, 1963 Field notes Bird watching Birds--Research Ornithology--Methodology Weather 1963-08-01 1963-11-30
Audubon field notes, summer migration, 1963 Field notes Bird watching Birds--Research Ornithology--Methodology Weather 1963-06-01 1963-07-31
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
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
Audubon field notes, spring migration, 1963 Field notes Bird watching Birds--Migration Birds--Research Ornithology--Methodology 1963-03-01 1963-05-31
Field notes for Morse Lake, May 1963 Field notes Bird watching Birds--Migration Birds--Research Ornithology--Methodology Parulidae | Warblers 1963-05-01 1963-05-31
Field notes, spring migration, 1963 Field notes Bird watching Birds--Migration Birds--Research Ornithology--Methodology 1963-03-01 1963-05-31