TY - RPRT TI - Preliminary geologic map of the Spruce Mountain-4 Quadrangle, Elko County, Nevada AU - George D. Fraser AU - K. B. Ketner AU - Marjorie C. Smith PY - 1983 DO - 10.3133/ofr83301 UR - https://pubs.usgs.gov/publication/ofr83301 ID - ofr83301 ER -