Keywords: Sphynx Rocks, Idaho - NARA - 519640.jpg Scope and content General notes 519640 Local identifier 77-KW-191 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 1868 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 519540 File unit File unit ARC Variant control numbers NAIL Control Number NWDNS-77-KW-191 Other versions <gallery> File Sphynx_Rocks _Idaho_-_NARA_-_519640 tif tif File Sphynx_Rocks _Idaho_-_NARA_-_519640 jpg jpg </gallery> NARA-cooperation PD-USGov Rock formations in Idaho Idaho Territory Idaho in the 1860s Timothy H O'Sullivan NARA images of Idaho |