Map of Alaska : showing latest explorations by U.S. Geological Survey and U.S. Coast and Geodetic Survey.National Geographic Society (U.S.). Cartographic Division1914"The Matthews-Northrup Works, Buffalo, N.Y."At head of title: The National Geographic Magazine.Includes inset of "Western extension of Aleutian Islands" (scale l:7,500,000).Supplement to February, 1914 issue of The National Geographic Magazine.cartographic