Show THE NEW BUREAU OF MINES Continua continuation flon cf work begun by the geological the new federal bureau of mines began operations july 1 1910 as a branch of the interior department ordinate coordinate co with the geological survey and continues the technologic work heretofore done by the survey the work of the technologic branch of the survey has been carried on for several years under appropriations made by congress for specified purposes but before the technologic branch was organized the survey had made many technologic investigations among these investigations were those reported in the papers listed below 1882 metallurgy of the ores of leadville colo by antony guyard in second annual report 1883 electrolysis in the metallurgy of copper fead lead zinc and other als by C 0 mailloux in mineral resources of the united states 1882 1884 assaying and metallurgy of the ores of the eureka district nevada by J S curtis monograph 7 1885 the present technical condition of th tha steel industry in the united states by phineas barnes bulletin 25 1885 american blast furnace progress by john birkinbine in mineral resources of the united states 1883 and 1884 1885 quicksilver at new almaden Al madon uy dy samuel 13 christy in mineral re sources of the united states 1883 and 1884 the cupola smelting smelling sm elting of copper in arizona by james douglas jr in mineral resources of the united states 1883 and 1884 1885 recent improvements in silvering de lead by H 0 hofman in mineral resources of the united states 1883 and 1884 1885 copper smelting smelling sm elting by henry M howe bulletin 26 1886 metallurgy of the ores of leadville colo by bv antony guyard in monograph 12 1886 chemistry of the rocks and ores of leadville colo by W F hillebrand in monograph 12 1888 salt making processes in the united states by T M chatard in se ii annual report 1890 natural soda its occurrence and utilization iza tion by T M chatard in bulletin 60 1905 methods of assaying gold telluride ores by W F hillebrand and E T allen alien bulletin 1905 methods and cost of gravel and placer mining in alaska by C W purington bulletin 1908 prospecting and mining gold placers in alaska by J P hutchins in bulletin the demand for these reports long ago exhausted the editions printed in addition to these investigations important work in standardizing assays essays or analyses of iron ores zinc ores and cement and phosphate rocks has been done by chemists of the survey and an elaborate report on the technology of the pre precious clous metals was compiled for the tenth census by the geologists emmons and becker special appropriations for tests of coals and were first made by congress in 1904 later appropriations provided for tests of structural materials and for hinves investigations iga of mine accidents thirty nine reports on these subjects have thus far been issued but the demand for som of them has completely exhausted the editions published A list of these technologic reports can be obtained by applying to the director of the geological survey at washington 0 |