Title Genres Topics Date (Start) Date (End)
Peter C. Petersen letter to Nicholas S. Halmi regarding bird sightings, February 13, 1977 Correspondence Field notes Bird banding Bird watching Birds--Identification 1977-02-13 N/A
Field notes for American birds, summer 1972 Field notes Bird banding Bird watching Birds--Research Rare birds 1972-08-22 N/A
Audubon field notes on the nesting season contributed by Woodward H. Brown, August 15, 1965 Field notes Bird banding Bird populations Bird watching Birds--Nests Turdidae | Thrushes 1965-08-15 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
Records Committee review for rare bird sighting for Black-headed Grosbeak at Manti Memorial Park in 1968 Administrative records Clippings (information artifacts) Field notes Bird banding Birds--Identification Rare birds 1907-03-01 1993-08-19
Records Committee review for rare bird sighting for MacGillivray's Warbler at Iowa in 1978 Administrative records Clippings (information artifacts) Field notes Bird banding Birds--Identification Rare birds 1979-06-01 1993-08-19
Records Committee review for rare bird sighting for MacGillivray's Warbler at Atchison County, MO in 1974 Administrative records Clippings (information artifacts) Field notes Bird banding Birds--Identification Rare birds 1975-09-01 1995-11-06
Records Committee review for rare bird sighting for MacGillivray's Warbler at Sioux City in 1966 Administrative records Clippings (information artifacts) Field notes Bird banding Birds--Identification Rare birds 1966-06-01 1997-08-27
Daily field checking list by Walter Rosene, April 23, 1939 Checklists Field notes Bird banding Bird watching 1939-04-23 N/A
Records Committee review for rare bird sighting for Carolina Chickadee at Iowa in 1977 Administrative records Clippings (information artifacts) Field notes Bird banding Birds--Identification Rare birds 1978-06-01 1993-08-26
Records Committee review for rare bird sighting for Carolina Chickadee at Iowa in 1976 Administrative records Clippings (information artifacts) Field notes Bird banding Birds--Identification Rare birds 1977-12-01 1993-08-26
Records Committee review for rare bird sighting for Carolina Chickadee at Iowa in 1975 Administrative records Clippings (information artifacts) Field notes Bird banding Birds--Identification Rare birds 1977-12-01 1993-08-26
Records Committee review for rare bird sighting for Carolina Chickadee south of Hamburg in 1974 Administrative records Clippings (information artifacts) Field notes Bird banding Birds--Identification Rare birds 1975-06-01 1993-08-26
Records Committee review for rare bird sighting for Clark's Nutcracker at Forest Lake Camp near Ottumwa in 1972 Administrative records Clippings (information artifacts) Field notes Photographs Bird banding Birds--Identification Rare birds Wildlife conservation 1972-10-15 1994-02-04
Records Committee review for rare bird sighting for Ringed Turtle-Dove at Des Moines in 1976 Administrative records Clippings (information artifacts) Field notes Bird banding Birds--Identification Introduced birds Rare birds 1978-12-01 1993-08-26
Records Committee review for rare bird sighting for Chukar at Davenport in 1974 Administrative records Clippings (information artifacts) Field notes Bird banding Birds--Identification Birds--Nests Introduced birds Photography of birds Rare birds 1974-09-01 1993-08-26
Records Committee review for rare bird sighting for Ferruginous Hawk north of Pocahontas in 1977 Administrative records Clippings (information artifacts) Correspondence Field notes Bird banding Birds--Identification Ornithology--Methodology Rare birds Zoological specimens 1985-06-04 1994-02-03
Records Committee review for rare bird sighting for Ferruginous Hawk in Marshall County in 1963 Administrative records Clippings (information artifacts) Field notes Bird banding Birds--Identification Rare birds 1964-03-01 1994-02-03
Records Committee review for rare bird sighting for Black-bellied Whistling Duck at Zirbel Slough in 1977 Administrative records Clippings (information artifacts) Correspondence Field notes Bird banding Birds--Identification Rare birds 1977-05-08 1999-04-09