TY - RPRT TI - Preliminary geologic map of the Newcomb SE Quadrangle, San Juan County, New Mexico AU - R. B. O'Sullivan AU - G. R. Scott AU - J.S. Heller PY - 1979 DO - 10.3133/mf1026 UR - https://pubs.usgs.gov/publication/mf1026 ID - mf1026 ER -