1. Chart of the world, on Mercator's projection : illustrative of the impolicy of slavery Yale Public content 1823. 2021-01-26T19:40:49Z. 2023-11-06T16:58:46Z. Cropper, James, 1773-1840, cartographer. J. Cross,J. & A. Arch,Seeley & Son,Hatchard & Son. CtY-BR. English. cartographic image. Public. 19th century and 1800-1899.