TY - RPRT TI - Complete Bouguer gravity, isostatic residual gravity, and related geophysical maps centered on the Idaho Batholith and Challis volcanic field, northwestern United States AU - Viki Bankey PY - 1992 DO - 10.3133/gp995 UR - https://pubs.usgs.gov/publication/gp995 ID - gp995 ER -