History And Exploration Of The Grand Canyon Region. (Cover Title) DELLENBAUGH, FREDERICK S., JOHN C. MERRIAM, EMERY C. KOLB, FRANCOIS E. MATTHEA [CONTRIBUTORS] First edition. 8vo. Pictorial wrappers, 22 pp., illustrated. This original edition contains three contributions dealing with Grand Canyon history: "Resume … $25.00
The Romance Of The Colorado River, The Story Of It's Discovery In 1540, With … FREDERICK S DELLENBAUGH Third Edition. Pictorial cloth. xxxvii.-401pp. Over 200 illustrations.8 Maps. Dellenbaugh's minor classic study of the Colorado River. Previous owners bookplate. … $55.00