TY - BOOK T1 - Geologic mapping of tunnels using photogrammetrycamera and target positioning / DA - 1991. CY - Denver, Colo. : AU - Coe, J. A. AU - Dueholm, Keld S. VL - 90-49 CN - I 19.76: PB - U.S. Dept. of the Interior, Geological Survey : PB - Books and Open-File Reports Section [distributor], PP - Denver, Colo. : PY - 1991. N1 - "Prepared in cooperation with the Nevada Operations Office, U.S. Department of Energy (Interagency Agreement DE-AI08-78ET44802)." N1 - Distributed to depository libraries in microfiche. N1 - Shipping list no.: 92-2161-M. ID - 263470 KW - Photographic surveying. KW - Geological mapping TI - Geologic mapping of tunnels using photogrammetrycamera and target positioning / ER -