01315cam a22002771  4500001001300000003000400013005001700017008004100034010001700075035001900092040001800111042001200129050001600141110003900157245003900196260008400235300010400319500002600423500004300449500003800492500015500530500022500685650002700910650002400937710007600961gs 07000693 DLC20260227111306.0760426m1875    pauabef       001 0 eng    ags 07000693   a(OCoLC)2140447  aDLCcGATdDLC  apremarc00aQE157b.A162 aGeological Survey of Pennsylvania.10aReport of progress 1874-1889, A-Z.  aHarrisburg,bBoard of Commissioners for the Second Geological Survey,c1875-91.  a109 v.billus., plates (part fold.) maps (part fold.) fold. plans, fold. tables, diagrs.c22-24 cm.  a35 vols. are atlases.  aSeveral volumes have no general title.  aJ. Peter Lesley, State Geologist.  aA list of these reports with index may be found in the appendix to "A general index of the Final summary report of the geology of Pennsylvania," 1895.  aAppendix A to Report of progress R (not listed in above index) was issued in 1881 with title: Drillings for coal in Sergeant Township, McKean County. A correspondence by N. F. Jones, J. P. Lesley, and Chas. A. Ashburner. 0aGeologyzPennsylvania. 0aCoalzPennsylvania.1 aPennsylvania.bBoard of Commissioners for the Second Geological Survey.