Report of the Bureau of Mines of the Department of Internal Affairs of Pennsylvania . O O O O tJ 5j ^ o o o o o p c a, 4» CJ CJ O ^ GJ * CO C^ lA •*• CD ? :;;?:;—i:;^i:i; ci;it:i;i; ^ o u u i-uZ. Q u i-ut- ^ u ^ uZ. :-!i ^ i ^ u I- ^ I- I- u I- u ? 3 d bi ? 01 w ? c d (> cti Q C - 3 oj bt,^- - - _^ °-Cm c ^ c JOf^ ? ^*j:= •>Cc_c54jBc = S^-r - as ;. I-(fl ^ ^-BTJ •2 3|?-fS&£?:«_-g^£^t £ = ??? iu3«;£ — — ««p-:S2aeh;^<< c c -VCvj C^CJ e^ CD 00 S4 cd eq eo^ iH • oo •ocooococoooc£>iq iac^aoc^^o D«Ot-t-C-C*t-t-t> 7C«0)COCDO><LQJ(l<U<
Report of the Bureau of Mines of the Department of Internal Affairs of Pennsylvania . O O O O tJ 5j ^ o o o o o p c a, 4» CJ CJ O ^ GJ * CO C^ lA •*• CD ? :;;?:;—i:;^i:i; ci;it:i;i; ^ o u u i-uZ. Q u i-ut- ^ u ^ uZ. :-!i ^ i ^ u I- ^ I- I- u I- u ? 3 d bi ? 01 w ? c d (> cti Q C - 3 oj bt,^- - - _^ °-Cm c ^ c JOf^ ? ^*j:= •>Cc_c54jBc = S^-r - as ;. I-(fl ^ ^-BTJ •2 3|?-fS&£?:«_-g^£^t £ = ??? iu3«;£ — — ««p-:S2aeh;^<< c c -VCvj C^CJ e^ CD 00 S4 cd eq eo^ iH • oo •ocooococoooc£>iq iac^aoc^^o D«Ot-t-C-C*t-t-t> 7C«0)COCDO><LQJ(l<U<L)U<D(l)<VO(D
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Keywords: ., bookcentury1900, bookdecade1900, booksubjectcoalmin, bookyear1903
