folio 0978.03 Holmes, William Henry 1846-1933 illus. H327una Panoramic views [of Colorado ranges: 1877 Pikes Peak, Sawatch, Elk, Twin Lakes, La Sal, San Juan and La Plata] Sheets (In U.S. Geological and Geographical 19 and 20 Survey of the Territories (Hayden Survey) Geological and geographical atlas of Colorado and portions of adjacent territory. 1877) Same material with same paging will be found in other edition of this book: folio 0978.03 40 H327una 1881