Title Genres Topics Date (Start) Date (End)
Ruth Upp letter to Peter C. Petersen regarding bird sightings, March 16, 1963 Correspondence Field notes Bird watching Birds--Research Ornithology--Methodology 1963-03-16 N/A
Iowa Ornithologists' Union, field report compiled data, Least Bittern, 1967-1983 Field notes Bird watching Birds--Counting Birds--Nests Birds--Research Birds--Infancy 1967-05-07 1983-07-22
Iowa Ornithologists' Union, field report compiled data, American Bittern, 1965-1983 Field notes Bird watching Birds--Counting Birds--Nests Birds--Research 1965-11-04 1983-07-07
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
Iowa Ornithologists' Union, Quarterly field report, spring 1963 Field notes Bird watching Birds--Research Ornithology--Methodology 1963-03-01 1963-05-31
Robert L. Nelson letter to Peter C. Petersen regarding spring migration, June 14, 1963 Correspondence Field notes Bird watching Birds--Migration Birds--Research Ornithology--Methodology 1963-06-14 N/A
Tim C. Moermond and Mike Orthel letter to Peter C. Petersen regarding spring migration, May 28, 1963 Artifacts (object genre) Correspondence Field notes Bird watching Birds--Migration Birds--Research Ornithology--Methodology 1963-05-28 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
Field notes, winter 1963 Field notes Bird watching Birds--Research Ornithology--Methodology Weather 1963-02-01 1963-02-28
Records Committee review for rare bird sighting of Arctic Tern at Sandpiper Beach at Saylorville Reservoir, 1999 Administrative records Field notes Photographs Bird watching Ornithology Ornithology--Societies, etc 1999-08-18 2000-11-28
Joe Kennedy letter to Peter C. Petersen regarding field notes, winter 1963 Correspondence Field notes Bird watching Birds--Migration Birds--Research Ornithology--Methodology 1963-03-01 1963-03-31
Audubon field notes, winter migration, 1963 Field notes Bird watching Birds--Migration Birds--Research Ornithology--Methodology 1963-03-31 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
Tim C. Moermond letter to Peter C. Petersen regarding field notes, winter 1963 Correspondence Field notes Bird watching Birds--Migration Birds--Research Ornithology--Methodology 1963-04-03 N/A
Records Committee review for rare bird sighting for Rose-breasted Grosbeak at Waterman Prairie, 1997 Administrative records Correspondence Field notes Bird watching Ornithology Ornithology--Societies, etc 1997-03-20 2000-11-24
Records Committee review for rare bird sighting for Rose-breasted Grosbeak at Atlantic, 1992 Administrative records Field notes Photographs Bird watching Ornithology Ornithology--Societies, etc 1992-11-28 1994-10-18
Records Committee review for rare bird sighting for Marsh Wren at Brown's Lake in Woodbury County, 1998 Administrative records Field notes Bird watching Ornithology Ornithology--Societies, etc 1998-01-01 2000-11-24
Records Committee review for rare bird sighting for Marsh Wren at New Lake, 1997 Administrative records Field notes Bird watching Ornithology Ornithology--Societies, etc 1997-12-27 2000-11-24
Records Committee review for rare bird sighting for Marsh Wren at Brenton Slough, 1997 Administrative records Clippings (information artifacts) Field notes Bird watching Ornithology Ornithology--Societies, etc 1997-12-21 2000-11-24
Records Committee review for rare bird sighting for Marsh Wren at Browns Lake, 1994 Administrative records Field notes Bird watching Ornithology Ornithology--Societies, etc 1994-01-02 1996-04-25
Records Committee review for rare bird sighting of Arctic Tern at Sandpiper Beach at Saylorville Reservoir, 1999 Administrative records Field notes Bird watching Ornithology Ornithology--Societies, etc 1999-08-19 2000-11-28