TY - RPRT TI - Principal facts for gravity data compiled for the Conterminous United States Mineral Appraisal Program, Tonopah 1- by 2-degree quadrangle, Nevada, Part B - Tables of principal facts AU - Donald Plouff PY - 1990 DO - 10.3133/ofr90457b UR - https://pubs.usgs.gov/publication/ofr90457B ID - ofr90457B ER -