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The undeveloped mineral resources of Pennsylvania. Introduction / by George H. Ashley.
LIBRA TN24.P4 A84
Available from offsite location
- Format:
- Book
- Author/Creator:
- Ashley, Geo. H. (George Hall), 1866-1951
- Series:
- Progress report (Pennsylvania. Bureau of Topographic and Geologic Survey) ; M18-A.
- Bulletin ; M18-A
- Language:
- English
- Subjects (All):
- Mines and mineral resources--Pennsylvania.
- Mines and mineral resources.
- Pennsylvania.
- Physical Description:
- 16 pages including tables. ; 23 cm.
- Place of Publication:
- Harrisburg, Pa. : Department of Internal Affairs, Topographic and Geologic Survey, 1933.
- Notes:
- At head of title: Pennysylvania. Geological survey. Fourth series.
- OCLC:
- 1391746
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