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Authors Ahrens, M.C. Remove constraint Ahrens, M.C.: Ahrens, M.C. Series Yearbook of agriculture Remove constraint Yearbook of agriculture: Yearbook of agriculture Subjects agricultural structures and facilities Remove constraint agricultural structures and facilities: agricultural structures and facilities

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Author:: Ahrens, M.C. , U.S. Dept. of Agriculture.
Subject:: agricultural structures and facilities
Physical description:: p. 213-218.
Series:: Yearbook of agriculture
Part Of:: Yearbook United States Department Agriculture, 1973