Keywords: An overland caravan laden with boats. Robert B. Stanton's Denver, Colorado Canyon, and Pacific Railway Survey, 1889-90 - NARA - 518033.jpg Scope and content General notes 518033 Local identifier 57-RS-97 Still Picture Records Section Special Media Archives Services Division NWCS-S National Archives at College Park 8601 Adelphi Road College Park MD 20740-6001 Record group Record Group 57 Records of the U S Geological Survey 1839 - 2008 Record group ARC 386 Robert B Stanton's Survey of the Colorado River compiled 1889 - 1890 Series ARC 518032 File unit File unit ARC Variant control numbers NAIL Control Number NWDNS-57-RS-97<br /> Select List Identifier AMWEST 012 Other versions <gallery> File An_overland_caravan_laden_with_boats _Robert_B _Stanton's_Denver _Colorado_Canyon _and_Pacific_Railway_Survey _1889-90_-_NARA_-_518033 tif tif File An_overland_caravan_laden_with_boats _Robert_B _Stanton's_Denver _Colorado_Canyon _and_Pacific_Railway_Survey _1889-90_-_NARA_-_518033 jpg jpg </gallery> NARA-cooperation PD-USGov Geology of Colorado Colorado in the 1890s Colorado in the 1900s Caravans travel group Portages |