United States National Museum, Smithsonian Institution, United States. Department of the Interior · Washington : Smithsonian Institution Press, [etc.]; for sale by the Supt. of Docs., U.S. Govt Print. Off. · leaf 210
U. S. NATIONAL MUSEUM BULLETIN 102, PART 6 PL. I Photograph of a model in the Division of Mineral Technology , United States National Museum View of the Occurrence and Mining of Oil and Gas.
Science
Internet Archive · Smithsonian Libraries · Public domain (published before 1931). Free to use for anything.
