00982cam a22002531 4500 gs 21000389 DLC 20260227111326.0 790322s1921 xx 000 0 eng c gs 21000389 (OCoLC)4767039 Library, U.S. Geological Survey OCl DLC premarc TN430 .C7 Cronshaw, Harry Brenan, 1888. Silver ores, by H. B. Cronshaw; with two diagrams and a map. London, John Murray, 1921. ix, 152 p. tables, map. 22 cm. [Great Britain] Imperial institute. Monographs on mineral resources with special references to the British Empire Prepared under the direction of the Mineral resources committee of the Imperial institute with the assistance of the scientific and technical staff. Bibliography: p. 147-152. Silver. Commonwealth Institute (Great Britain) 26127 26127