Report of the Bureau of Mines of the Department of Internal Affairs of Pennsylvania . 2*. ; ?- X 3 ^ 0) g c; d Q c: 5 J= C TJ Zi-S > S C C !^ C cC jj M C <U V S S C m OJ c c -^ 5 .!u. 122 REPORT OF THE BUREAU OF MINES. Off. Doc • -«, nvi c . S52° : §5^1 u~^ ?5«-E c gZ o eS Q^ifS (d « - -aiSUJS JO p3]JJ6Jt •aav )uappoB JO aiBo .J/So o .12 .S ?= Si 2 — O m P °£ M (« .o£ ^ U r- ?! (B bo 2J tS di cS m oj f- 1 41 «^ 2 ^ o 2To * 5 — CO ?; who cd —• uu cB M 14 .DO ^c .& -?= bfit; > c > -J cQ— ^ m • B « ^ OJ cj S .-SB O ^ ^ C a, c c O oJ °-^ . x; c c-^ . ? ti!^ £ „T- -

---

Size: 2881px × 867px
Photo credit: © The Reading Room / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: ., bookcentury1900, bookdecade1900, booksubjectcoalmin, bookyear1900