Collection search - The United States and adjoining portions of Canada and Mexico. Compiled and drawn in the Cartographic Section of The National Geographic Society for the National Geographic Society for The National Geographic Magazine ... Culture by James M. Darley, Physiography by Charles E. Riddiford. Washington, December 1940. Printed by A. Hoen & Co., Lithographers, Baltimore, Md., U.S.A. [cartographic material]

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