TY - RPRT TI - Preliminary geologic map of the Ashland NW quadrangle and parts of the Englewood, Profitt Lake and Mount Helen quadrangles, Clark County, Kansas AU - G. M. Fairer AU - M. W. Green PY - 1994 DO - 10.3133/ofr94655 UR - https://pubs.usgs.gov/publication/ofr94655 ID - ofr94655 ER -