'The polar path', Harpers
Tags: 1950s; 1956; 1956-11-1; Aerial exploration; Aeronautical charts; Aeronautics and Aerospace; Airways; Arctic regions; Engineering; Gyro compass; Langewiesche, Wolfgang; Navigation (Aeronautics); north pole
'Map the world', Harpers
Tags: 1950s; 1953; 1953-2-1; Aeronautical charts; Agricultural mapping; Cartography; Earth Sciences; Geography; Great Britain; International map of the world; Latin America; Road maps; Soil mapping; Surveys; Tanganyika; Topographic maps; United States; Walker, Charles Lester
atom, dcmes-xml, json, omeka-xml, rss2
