"A revised edition of who was who in world exploration. A biographical dictionary covering explorers throughout the ages. Includes of preface, numerous entries, cross-references across the two-volumes, black-and-white photos, four subject indexes, and a general index. To be sold as a two-volume set with places, technologies and cultural trends. Encyclopedia of exploration is a two-volume reference to the history of human exploration over land, across seas, and into space."Waldman, Carl is the author of 'Encyclopedia of Exploration', published 2004 under ISBN 9780816046782 and ISBN 0816046786.