Mercator's World magazine was founded by Edward Aster and published 44 issues from 1996-2003. The publication is an authoritative reference resource with many articles and illustrations covering a wide range of topics about antique maps, mapmakers, and exploration as well as modern mapmaking. Set contains Volume 3, Issues 3-6; Volume 4, Issues 1-4; Volume 6, Issues 4-6; Volume 7, Issues 1-6; and Volume 8, Issues 1 & 2.