TY - BOOK T1 - Geologic mapping of tunnels using photogrammetrycontrol-point configuration / DA - 1991. CY - Denver, Colo. : AU - Coe, J. A. AU - Dueholm, Keld S. VL - 90-37 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 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 - 263486 KW - Geological mapping. KW - Tunnels. KW - Photogrammetry in geological mapping. TI - Geologic mapping of tunnels using photogrammetrycontrol-point configuration / ER -