TY - RPRT TI - Preliminary resource appraisal for metallic minerals in the Wallace 1 degree x 2 degrees Quadrangle, Montana and Idaho AU - J. E. Harrison AU - D. L. Leach AU - M. D. Kleinkopf AU - E. R. Cressman AU - C. L. Long AU - J. A. Domenico PY - 1982 DO - 10.3133/ofr82581 UR - https://pubs.usgs.gov/publication/ofr82581 ID - ofr82581 ER -