01446cam a22002531 4500 gs 07000767 DLC 20260227111306.0 750801m18921895pauabf s000 0 engdc gs 07000767 (OCoLC)1499526 U.S. Geol. Survey. Libr. FMU OCoLC ICarbS OCoLC UU OCoLC DLC premarc QE654 .P4 Geological Survey of Pennsylvania. Geological Survey of Pennsylvania. Final report ordered by Legislature, 1891. A summary description of the geology of Pennsylvania. Harrisburg, Board of Commissioners for the Geological Survey, 1892-95. 3 v. in 4. illus., plates, maps, diagrs. and atlas of 14 fold. col. plates (incl. maps) 23 cm. v. 1. Laurentian, Huronian, Cambrian and Lower Silurian formations, by J.P. Lesley.--v. 2 Upper Silurian and Devonian formations, by J.P. Lesley.--v. 3. pt. 1. Carboniferous formations, by J.P. Lesley, E.V. d'Invilliers, and A.D.W. Smith. pt. 2. Bituminous coal fields, by E.V. d'Invilliers. The new red of Bucks and Montgomery Counties, by B.S. Lyman. Geology, Stratigraphic Paleozoic. Geology Pennsylvania. Coal Pennsylvania. Ingham, William A. (William Armstrong), 1827-1913, comp. A list of, and brief guide to, the publications of the Pennsylvania geological survey, 1874-1895. 24630 24630