00631cam a22002051  4500001001300000003000400013005001700017008004100034010001700075035001900092040001800111042001200129050002000141110001900161245014900180260002400329300001800353710003700371999001700408ca 11001096 DLC20260227111055.0780620s1869    dcu          f000 0 eng    aca 11001096   a(OCoLC)3989354  aDLCcNRUdDLC  apremarc00aTN23b.U75 18691 aUnited States.10aMining bureaub[An act authorizing the establishment of a Bureau for Mining the Precious Metals, and providing for its inauguration and support.  aWashington,c1869?]  a26 p.c23 cm.1 aUnited States.bBureau of Mines.  c14447d14447