01113cam a22003011  4500001001300000003000400013005001700017008004100034010001700075035001900092040003100111043001200142050002200154051001700176082001700193086001600210100004700226245009900273260004800372300006300420410005600483500005000539504004000589650003000629650004400659650004700703650006100750gs 53000204 DLC20260227111400.0780708s1953    dcuab    b   f000 0 eng    ags 53000204   a(OCoLC)4032493  aDLCcOClUdISSdOCoLCdDLC  an-us-sd00aQE75b.P9 no. 247  aQE461b.P287  a553.1a552.10 aI 19.16:2471 aPage, Lincoln R.q(Lincoln Ridler),d1910-00aPegmatite investigations 1942-1945, Black Hills, South Dakota,cby Lincoln R. Page and others.  aWashington,bU.S. Govt. Print. Off.,c1953.  aviii, 228 p.billus., maps (part fold., part col.)c29 cm.20aGeological Survey (U.S.).tProfessional paper,v247  aPart of the illustrative materials in pocket.  a"Selectd bibliography": p. 222-223. 0aPegmatiteszSouth Dakota. 0aPegmatiteszBlack Hills (S.D. and Wyo.) 0aMines and mineral resourceszSouth Dakota. 0aMines and mineral resourceszBlack Hills (S.D. and Wyo.)