Cartographic Details: Scale approximately 1:65,000,000 ; Cordiform projection Relief shown pictorially. Title from another facsimile published by the New York Public Library. Also known as World map on double cordiform projection and Orbis imago. Facsimile of Gerhard Mercator's first world map, published in Louvain, 1538. 43 x 60 centimeters Scale approximately 1:65,000,000 Ames Library of South Asia Maps