TY - RPRT TI - Geologic map of exposed Precambrian rocks, Rolla 1 degree by 2 degrees Quadrangle, Missouri AU - W. P. Pratt AU - R.E. Anderson AU - A.W. Berry AU - M. E. Bickford AU - E. B. Kisvarsanyi AU - J.R. Sides PY - 1979 DO - 10.3133/i1161 UR - https://pubs.usgs.gov/publication/i1161 ID - i1161 ER -