UID:
edoccha_9961084312002883
Format:
1 online resource (iv, 47 pages) :
,
illustrations, maps +
,
2 tables and 8 plates.
Series Statement:
Geological Survey professional paper ; 621
Note:
Title from title screen (viewed September 24, 2014).
,
"Work done in cooperation with the Pennsylvania Bureau of Topographic and Geologic Survey."
,
pt. 1. Lithofacies. -- pt. 2. Economic and engineering geology.
Language:
English
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