Keywords: Layout of Ptolemys 2nd Projection.png en A blank grid for construction of maps on Ptolemy's second projection Cropped from larger image Text removed <blockquote>Fig 6 13 b Ptolemy's modified spherical projection of the world giving a superior likeness of the earth's surface on a sheet of paper Though preferable to the conic projection Ptolemy confessed that it was far more difficult to construct courtesy Enoch Pratt Free Library </blockquote> 2014 Enoch Pratt Free Library via https //cnx org/contents/1Aah2uGj 1/Chapter-06-Cartography Ch 6 Cartography at OpenStax CNX Enoch Pratt; Christopher Houser other versions <gallery> File Ptolemaic projections png full image </gallery> cc-by-4 0 LlywelynII Map projections Ptolemy 02 Ptolemy's second projection Christopher Houser Enoch Pratt OpenStax CNX |