TY - BOOK AU - Proctor,Paul Dean TI - Geology of the Silver Reef (Harrisburg) mining district, Washington County, Utah AV - QE169 .A3 no. 44 PY - 1953/// CY - Salt Lake City KW - Geology KW - Utah KW - Washington County KW - Petrology KW - Silver mines and mining KW - Geology, Stratigraphic KW - Triassic KW - Mines and mineral resources N1 - Bibliography: p. 158-163 ER -