Patterson, Samuel Howard, author
McGraw-Hill, 1929/1943
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Moore, Wilbert E. (Wilbert Ellis), author
Cornell University Press , 1951
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Farley, Miriam S., author
The John Day, 1950
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Daugherty, Carrol R., author
Houghton Mifflin, 1952
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Mullis, Harry A. (Harry Alvin), author
McGraw-Hill, 1938
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