Washington, DC: National Geographic Society, copyrighted in 2012, this edition published in 2014. The 2014 edition, specially issued for Barnes & Noble by the NGS, is a 336page edition under its own ISBN #, 9781435154117. First Edition Thus. Large, thick Quarto, Flexibound (considered hardcover by some, softcover by others), illustrated stiffbutflexible cardboard covers with jacketlike flaps, 336 pp. See scan. As New; pristine and immaculate. Bright, tight, large and throughly jampacked with maps, charts and other graphics, often composed of astronomical photographs, this is the special issue of Trefil's title done by National Geographic for Barnes & Noble in 2014. Gorgeous and scarce. LG6