01346cam a22003491  4500001001300000003000400013005001700017008004100034010001700075035001900092040002600111042001200137050002000149086002800169110005000197245003900247250003000286260005000316300002700366490006000393500005100453500003300504500010300537504003000640650003600670650001700706650002500723700003300748830005300781810007300834810008900907gs 39000041 DLC20260227111344.0760226s1937    azu          s001 0 eng    ags 39000041   a(OCoLC)2016119  aDLCcAzFUdOCoLCdDLC  apremarc00aTN421b.A7 19370 aMN 1.3:B 85/1422azdocs2 aUniversity of Arizona.bState Bureau of Mines10aArizona gold placers and placering  a(4th ed., reprinted 1937)  aTucson, Ariz.,bUniversity of Arizonac[1937]  a148 p.billus.c23 cm.1 aIts bulletinvno. 142; Mineral technology series no. 38  aUniversity of Arizizona bulletin, v. 8, no. 2.  aReprint of Bulletin no. 135.  aPart I, based partly on Arizona gold placers by M. A. Allen, appeared in 1922 as Bulletin no. 118.  aBibliography: p. 123-124. 0aGold mines and miningzArizona. 0aProspecting. 0aMining lawzArizona.1 aAllen, Milton Arthur,d1890- 0aBulletin (University of Arizona) ;vv. 8, no. 2.2 aUniversity of Arizona.bState Bureau of Mines.tBulletin ;vno. 142.2 aUniversity of Arizona.bState Bureau of Mines.tMineral technology series ;vno. 38.