Part 2. Symposium on Pennsylvanian Problems || Plant...

Part 2. Symposium on Pennsylvanian Problems || Plant Microfossils in Correlation of Coal Beds

R. M. Kosanke
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Volume:
55
Language:
english
Journal:
The Journal of Geology
DOI:
10.2307/30058169
Date:
May, 1947
File:
PDF, 653 KB
english, 1947
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