Keywords: Yampa Canyon. Northern Colorado - NARA - 519483.jpg Scope and content General notes 519483 Local identifier 77-KN-75 War Department Office of the Chief of Engineers U S Geological Exploration of the Fortieth Parallel 1867 - 1881 NARA-Author O'Sullivan Timothy H 1840-1882 Photographer 1733522 <br /> Still Picture Records Section Special Media Archives Services Division NWCS-S National Archives at College Park 8601 Adelphi Road College Park MD 20740-6001 ~ 1872 Record group Record Group 77 Records of the Office of the Chief of Engineers 1789 - 1999 Record group ARC 406 Geological Exploration of the Fortieth Parallel-The King Survey compiled 1867 - 1872 Series ARC 519442 File unit File unit ARC Variant control numbers NAIL Control Number NWDNS-77-KN-75 Other versions <gallery> File Yampa_Canyon _Northern_Colorado_-_NARA_-_519483 tif tif File Yampa_Canyon _Northern_Colorado_-_NARA_-_519483 jpg jpg </gallery> NARA-cooperation PD-USGov Yampa River Zz Canyons in Colorado Yampa Colorado in the 1870s Timothy H O'Sullivan NARA images of Colorado Black and white photographs of Colorado |