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Winter censuses, Ames, Iowa, January-March 1971
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Field notes Charts (graphic documents)
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Bird watching Birds--Counting Birds--Migration
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1971-01-16
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1971-03-07
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Manuscript, graphic, and printed material
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Winter census of common birds in Ames, Iowa recorded by Kevin Bowen and Brian Ladd, including a migration report for March 1971. This item was used as supporting documentation for the Iowa Ornithologists’ Union Quarterly field report of winter 1970-1971.
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Bowen, Kevin Ladd, Brian, 1957-
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Ames
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Iowa Ornithologists' Union | MS 166
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17
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10
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Field notes about active Bald Eagle nests contributed by Bruce Ehresman, summer 1992
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Correspondence Field notes Charts (graphic documents)
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Bird watching Birds--Counting Birds--Nests Birds--Infancy
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1992-06-01
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1992-07-31
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Manuscript, graphic, and printed material
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Field notes about 17 active Bald Eagle nests in eastern Iowa contributed by Bruce Ehresman. The chart includes nest location, nest description, the known number of young, and the known number fledged. Also included is a brief note from Ehresman to James J. Dinsmore about a Barn Owl mating on his property. This item was used as supporting documentation for the Iowa Ornithologists' Union Quarterly field report of summer 1992.
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Ehresman, Bruce
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Bald Eagle Barn Owl
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Iowa County Allamakee County Homestead Jackson County Jones County New Albin Yellow River State Forest Black Hawk Park Green Island Guttenberg Clayton County Upper Iowa River Pool 9 Mud Hen Lake Harpers Slough Pool 10 Pool 11
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Iowa Ornithologists' Union | MS 166
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25
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2
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