Jamaica [cartographic material].John Thomson & Co12 August 1814."Drawn & engraved for John Thomson & Co.'s New general atlas.""T. Clerk, sculpt."Relief shown by hacures and pictorially.Scale given in "statute miles 69 1/2 to a degree," and "sea leagues 20 in a degree."Sheet measures 53.7 x 69.6 cm. Label on verso: No. 62.cartographic