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 336-page edition under its own ISBN #, 9781435154117. First Edition Thus. Large, thick Quarto, Flexibound (considered hardcover by some, softcover by others), illustrated stiff-but-flexible cardboard covers with jacket-like flaps, 336 pp. See scan. As New; pristine and immaculate. Bright, tight, large and throughly jam-packed 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