Agriculture and the farming business Benson, O. H. (Oscar Herman), 1875-1951 creator Betts, George Herbert, 1868-1934 joint author. contributor text book Indianapolis The Bobbs-Merrill company [1917] 1917
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ENG Agriculture Farm management S501 .B4 https://www.biodiversitylibrary.org/bibliography/40824 17007062 10.5962/bhl.title.40824 DLC