American Ornithologists' Union
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Iowa Lakeside Laboratory
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American Association for the Advancement of Science
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Iowa State University
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University of Iowa
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University of Manitoba
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Corporate Body
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Iowa State College
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Corporate Body
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Iowa Ornithologists' Union Records Committee
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Corporate Body
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American School of Wildlife Protection
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Corporate Body
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Breeding Bird Atlas Committee
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Corporate Body
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Iowa Preserves Board
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Corporate Body
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Atlantic Bird Club
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Corporate Body
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Wilson Ornithological Club
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Corporate Body
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Pocahontas County Chapter of Iowa Ornithologists' Union
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Corporate Body
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Iowa Conservation Association
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Corporate Body
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Winneshiek County Conservation
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Western Field Ornithologists Pacific Grove
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Corporate Body
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Waterloo Audubon Society
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Corporate Body
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Texas Bird Records Committee
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Corporate Body
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Story County Conservation
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Corporate Body
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South Carolina Department of Natural Resources
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Corporate Body
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Rolling Hills Audubon Society (Indianola, Iowa)
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Corporate Body
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Quad City Audubon Society
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Corporate Body
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Prairie Rapids Audubon Society
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Corporate Body
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Point Reyes Bird Observatory
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Corporate Body
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