00941nam a22002175i 4500 165778 ES-MaACL 20230906213214.0 000118m18771878xxua |||| | eng d M-RACE spa M-RACE CCPB | B Stevenson, John James. 108167 Report of progress in the Fayette & Westmoveland district of the bituminous coald-fields of western Pennsylvania / by J. J. Stevenson. Harrisburg : The board of Commissioners, 1877-1878. 2 v. ; 23 cm. Second Geological Survey of Pennsylvania Contiene : Part I. Eastern Allegheny County and Fayette and Westmoreland Countles west from Chestnut Ridge -- Part II. The ligonier Valley Geología- Pennsylvania. 224250 Second Geological Survey of Pennsylvania 222494 ES-MaACL B-7989-7990 -- Enc. hol. 165778 165778 0 0 0 0 LIBXIX ATENEOM ATENEOM SPB 2008-01-17 0 B-7989-7990 1173856 2023-02-23 00:00:00 2023-02-23 MONANT