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1. |
Record Nr. |
UNINA9910692531503321 |
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Titolo |
The mineral industry of Pennsylvania [[electronic resource]] |
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Pubbl/distr/stampa |
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[Washington, D.C.], : [U.S. Dept. of the Interior, Bureau of Mines] |
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Soggetti |
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Mineral industries - Pennsylvania |
Mines and mineral resources - Pennsylvania |
Statistics. |
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Lingua di pubblicazione |
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Formato |
Materiale a stampa |
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Livello bibliografico |
Periodico |
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Note generali |
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Description based on: 1994; title from title screen (viewed on June 17, 2004). |
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