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- Notes:
- 275 p. 12 cm.
- Data Provider:
- University of Michigan. Libraries
- Collection:
- New York,: Harper & brothers, and Ann Arbor, Michigan: University of Michigan Library
- Notes:
- 3 p. l., [I3]-I 127 p. front., illus., fold. pl., maps (part fold.) diagrs. 22 1/2cm., At head of title: Second geological survey of Pennsylvania: 1874., and Folded plate and maps in pocket.
- Data Provider:
- University of Michigan. Libraries
- Collection:
- Harrisburg,: Pub. by the Board of commissioners for the Second geological survey, and Ann Arbor, Michigan: University of Michigan Library
- Notes:
- viii, 122J p. fold. plates, fold. maps, diagrs. (1 fold.) 23 cm.
- Data Provider:
- University of Michigan. Libraries
- Collection:
- Harrisburg,: Pub. by the Board of commissioners for the Second geological survey, and Ann Arbor, Michigan: University of Michigan Library