00953cam a22002411  4500001001300000003000400013005001700017008004100034010001700075035001900092040004600111042001200157050001500169100003500184245006600219260003300285300003700318490011800355500015300473504003000626650001200656710004300668gs 21000389 DLC20260227111326.0790322s1921    xx            000 0 eng c  ags 21000389   a(OCoLC)4767039  aLibrary, U.S. Geological SurveycOCldDLC  apremarc00aTN430b.C71 aCronshaw, Harry Brenan,d1888.00aSilver ores,cby H. B. Cronshaw; with two diagrams and a map.  aLondon,bJohn Murray,c1921.  aix, 152 p.btables, map.c22 cm.0 a[Great Britain] Imperial institute. Monographs on mineral resources with special references to the British Empire  aPrepared under the direction of the Mineral resources committee of the Imperial institute with the assistance of the scientific and technical staff.  aBibliography: p. 147-152. 0aSilver.2 aCommonwealth Institute (Great Britain)