Proceedings of the National Agricultural Convention, held at Washington, D.C., February 15, 16, and 17, 1872 National Agricultural Convention, Washington, D.C. 1872- creator text book Washington Govt. Print. Off 1872 1872
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ENG Agriculture Congresses United States S22 .N275 U.S. 42d Cong., 2d sess. Senate. Mis. doc, 164 https://www.biodiversitylibrary.org/bibliography/40141 15540093 agr12000030 10.5962/bhl.title.40141 U.S. Dept. of Agriculture Libr.