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. This lot includes Volume 2, Number 4 (1997); Volume 4, Number 5 (1999); Volume 8, Number 1 (2003).