A favorite map
From H.R. Hochmuth, Earl R. Franklin and Marion Clawson, Sheep Migration in the Intermountain Region, (U.S. Department of Agriculture Circular No. 624), Washington, D.C.: U.S. Government Printing Office, 1942. (For govdocs librarians, the SuDocs number is A1.42:624).
posted by Prelinger Library | 2:41 PM
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