Arizona: U.S. National Park Service / Museum of Northern Arizona, 1967. Softcover. 80 pp. Quarto. [27.5 cm]. Red illustrated wraps. Base map of Lower Glen Canyon laid in, but has become unpasted from recto of rear wrap. Near fine. Item #63967
Associated with the Upper Colorado River Basin Salvage Program. Glen Canyon Series No. 7 - Museum of Northern Arizona Bulletin No. 42.