TY - RPRT TI - Mineral resources of the Sheep Mountain Wilderness Study Area, Baker County, Oregon AU - Roger P. Ashley AU - Robert C. Roback AU - Robert L. Turner AU - Robert C. Jachens AU - Terry J. Close PY - 1988 DO - 10.3133/b1741b UR - https://pubs.usgs.gov/publication/b1741B ID - b1741B ER -