Paul D. Friedman No description specified. 51-53 (53 Records) Documents Western Geophysical Company 7-Tsa-85 and 8-Tsa-85 Seismic Lines, Baca County, Colorado (1985) Western Geophysical Company Seismic Line 5-Tsa-85, Baca County, Colorado (1985) Western Geophysical Company Seismic Line 5-Tsa-85, Comanche National Grasslands (1985) Previous 1 2