TY - RPRT TI - Geologic map of the Butte City 7.5' Quadrangle, Butte County, Idaho AU - Samuel Levi Helmuth AU - Evan Martin AU - Mary K. V. Hodges AU - Duane E. Champion PY - 2020 UR - https://pubs.usgs.gov/publication/70217101 ID - 70217101 ER -