
Roofing Granules Industry in Southeastern Pennsylvania
Preliminary reports on the geology of Pennsylvania
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Metadata
Work Title | Roofing Granules Industry in Southeastern Pennsylvania |
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Subtitle | PAGS Progress Report no.82 |
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License | CC BY-NC-ND 4.0 (Attribution-NonCommercial-NoDerivatives) |
Work Type | Book |
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Publication Date | November 10, 1923 |
Deposited | September 24, 2014 |