TY - RPRT TI - Geologic map of the Newcastle 1 degree by 2 degrees Quadrangle, northeastern Wyoming and western South Dakota AU - J. D. Love AU - A. C. Christiansen AU - L.W. McGrew PY - 1977 DO - 10.3133/mf883 UR - https://pubs.usgs.gov/publication/mf883 ID - mf883 ER -