Macmillan & Co. New York. 1947. 344 pages with additional black and white photos in rear (76). First New Edition; 15th printing; or 17th overall printing. 1947 is last date on copyright page with matching date (1947) on title page. This edition includes additional amazing black and white photographs; 76 in all; and as if Ansel Adams was behind the lens. Inscribed and dated by Ellsworth & Emery Kolb (author & photographer) Grand Canyon, Arizona. Original attractive DJ with $6.00 price intact on flap. DJ shows a tiny chip at crown; light rubbing and scuffing elsewhere; minimal. Blue cloth panels with large, bright and attractive frontisplate. Light, minimal soiling to rear panel. A most attractive copy of the classic title that serves as the definitive history of the Grand Canyon by actual park guides and historians; with an incredible eye for photography. Near fine/VG+ -signed.