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4by Armstrong, EugeneContributors: “...Armstrong, Eloise...”
Published 1983
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5by Armstrong, EugeneContributors: “...Armstrong, Eloise; Thompson, Dennis...”
Published 1983
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6by Iowa Ornithologists' Union; Fuller, James L.Contributors: “...Armstrong, Eloise; Armstrong, Eugene...”
Published 1992
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7by Iowa Ornithologists' Union; Fuller, James L.Contributors: “...Armstrong, Eloise; Armstrong, Eugene; Scheib, James...”
Published 1994
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8by Iowa Ornithologists' Union; Fuller, James L.Contributors: “...Armstrong, Eloise; Armstrong, Eugene; Proescholdt, Mark...”
Published 1991
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9by Zaletel, HankContributors: “...Armstrong, Eloise; Armstrong, Eugene; Baade, Renee...”
Published 1985
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10by Iowa Ornithologists' Union; Fuller, James L.Contributors: “...Armstrong, Eloise; Armstrong, Eugene; Cecil, Robert I....”
Published 1992
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11by Cummins, Raymond L.Contributors: “...Armstrong, Eloise; Armstrong, Eugene; Myers, Robert K....”
Published 1990
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12by Iowa Ornithologists' Union; Fuller, James L.Contributors: “...Armstrong, Eloise; Armstrong, Eugene; Laub, Sharon; Freemyer, Zelbert...”
Published 1997
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13by Iowa Ornithologists' Union; Fuller, James L.Contributors: “...Allen, Pam; Allen, Reid I.; Armstrong, Eloise; Armstrong, Eugene...”
Published 1997
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14by Proescholdt, BethContributors: “...Armstrong, Eloise; Armstrong, Eugene; Proescholdt, Mark; Sinclair, Jim; Widner, Russ...”
Published 1992
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15by Iowa Ornithologists' Union; Fuller, James L.Contributors: “...Allen, Pam; Allen, Reid I.; Armstrong, Eloise; Armstrong, Eugene; Stone, Larry...”
Published 1997
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16by Johnson, AnnContributors: “...Allen, Pam; Allen, Reid I.; Armstrong, Eloise; Armstrong, Eugene; Engebretsen, Bery...”
Published 1990
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17by Iowa Ornithologists' Union; Fuller, James L.Contributors: “...Armstrong, Eloise; Armstrong, Eugene; Porter, Diane C.; Crane, Frederick G.; Crane, Anne...”
Published 1991
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18by Iowa Ornithologists' Union; Fuller, James L.Contributors: “...Armstrong, Eloise; Armstrong, Eugene; Porter, Diane C.; Scheib, James; Scheib, Sharon; Thelen, Rob...”
Published 1994
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19by Fuller, James LContributors: “...Kent, Thomas H. (Thomas Hugh), 1934-; Armstrong, Eloise; Armstrong, Eugene; Dorrance, Dan; Petersen...”
Published 1995
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