New York: Viking, 1981.
Color and black and white plates. 180pp. Large 4to, green cloth, in board slipcase with color pictorial label (case just a bit edgeworn). N.Y. & Washington, DC: National Park Foundation and Viking Press, 1981. First Edition. Fine. Signed by Ketchum and with an additional signed gift card laid-in.
National parks in the work of America's greatest nature photographers, including Wm. Henry Jackson, Eadweard Muybrige, Edw. Weston, Ansel Adams, Eliot Porter, Minor White, and others.