Report of the Bureau of Mines of the Department of Internal Affairs of Pennsylvania . lOlO-VOOtfJ §£ DOOOO-^Oi-^tO sassoq aay^ M -NINN • CMCNJ •ssoq aujui jo uBaiaaoj apjsui ctxcxb£ - -EGttfCGtbJC * » - - fc>C -CC ^.C ,C ,C ^ ^ tj; tl^ bl bs +->~ Qj 1) QJ 0) £ 0) bChD ^ 3 3 3 ^-jiiii S »J * £ 3 ££££3 £~~ ?—-. k^^. co ca — ^ ^-^-v^f n ra to « ^ JX -- — Os.

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Keywords: ., bookcentury1800, bookdecade1890, bookidreportofbure, bookyear1897