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The crow in its relation to agriculture : Is it a farm pest? /
By: Kalmbach, E. R.
Publication info: Washington, D.C. :U.S. Dept. of Agriculture,1920.
Contributed by: Cornell University Library
Subjects: Birds Crows Food
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The crow in its relation to agriculture : Is it a farm pest? / E.R. Kalmbach.
By: Kalmbach, E. R.
Publication info: Washington, D.C. :U.S. Dept. of Agriculture,1920.
Contributed by: University of California Libraries (archive.org)
Subjects: Birds Crows Food
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Die geographische Verbreitung der echten Raben (Corvinae).
By: Diederich, Franz,
Publication info: Gera,T. Hofmann,1889.
Contributed by: Smithsonian Institution Libraries
Subjects: Crows Ravens
BHL Collections: Smithsonian Institution Libraries
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The Indian crow, his book.
By: Dewar, Douglas.
Publication info: Madras,Higginbotham,1905.
Contributed by: Smithsonian Institution Libraries
Subjects: Crows
BHL Collections: Smithsonian Institution Libraries
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A new race of crow. Corvus enca, from the Philippines [by] Austin L. Rand and Dioscoro S. Rabor.
By: Rand, Austin Loomer, - Rabor, Dioscoro S.
Publication info: [Chicago]Chicago Natural History Museum,1961.
Contributed by: University of Illinois Urbana Champaign
Subjects: Birds Crows Philippines
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