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1. The Pittsburg coal beds.

Creator Personal:
White, I. C. (Israel Charles), 1848-1927.
Title:
The Pittsburg coal beds.
Call Number:
P535
Date:
1898
Description:
Journal article reprint from: The American Geologist, v.21 (1898:Jan.)
Subject Topical:
Coal--Geology--Pennsylvania.
All:
Coal--Geology--Pennsylvania.