A survey of beekeeping in North Carolina. Carr, Elmer G. (Elmer Grant), 1872-1953 creator text book Washington, Govt. Print. Off., 1916 1916
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ENG Bees North Carolina Bulletin of the U.S. Department of Agriculture ;, no. 489. https://www.biodiversitylibrary.org/bibliography/54782 16566883 10.5962/bhl.title.54782 NIC