TY - RPRT TI - Geologic map of the Duncan Peak and southern part of the Cisco Grove 7 1/2' quadrangles, Placer and Nevada Counties, California AU - David S. Harwood AU - G. Reid Fisher AU - Barbara J. Waugh PY - 1995 DO - 10.3133/i2341 UR - https://pubs.usgs.gov/publication/i2341 ID - i2341 ER -