Washington DC: National Park Service, 1964.
Softcover. Very Good. xi, 157 pp + maps, with illustrations, appendix, in original wrappers. Wrappers show wear with a few short tears at spine; contents clean and sound. "The excavations and stabilizations of three major cliff dwellings and several mesatop ruins at the Wethermill Mesa, Mesa Verde National Park, is the first major archeological project undertaken by the Service. This area is being developed so that the numerous visitors expected in future years will all have an opportunity to see at least one of America's outstanding prehistoric ruins" (foreword).