Josephine Creek Placers

RAMP, LEN, AND PETERSON, N.V., 1979, GEOLOGY AND MINERAL RESOURCES OF JOSEPHINE COUNTY, OREGON: OREGON DEPARTMENT OF GEOLOGY AND MINERAL INDUSTRIES BULLETIN 100, P. 30OREGON DEPARTMENT OF GEOLOGY AND MINERAL INDUSTRIES, 1952, OREGON METAL MINES HANDBOOK, SOUTHWESTERN OREGON--JOSEPHINE COUNTY (2D ED.): OREGON DEPARTMENT OF GEOLOGY AND MINERAL INDUSTRIES BULLETIN 14-C, V. 2, SEC. 1, P. 120-150.SPENCER, C.H., JR., 1971, STATISTICAL CORRELATION OF PLATINUM METALS WITH HEAVY MINERALS IN STREAM SEDIMENTS OF THE KLAMATH MOUNTAINS, CALIFORNIA: SAN JOSE, CALIFORNIA STATE UNIVERSITY, M.S. THESIS, P. 30, 34.BROOKS, H.C., AND RAMP, LEN, 1968, GOLD AND SILVER IN OREGON: OREGON DEPARTMENT OF GEOLOGY AND MINERAL INDUSTRIES BULLETIN 61, P. 194.BROOKS, H.C., RAMP, LEN, FERNS, M.L., AND GRAY, J.J., 1985, MINERAL INDUSTRY IN OREGON, 1984: OREGON GEOLOGY, V. 47, NO. 4, P. 39-46.