Two new plant genera of Pennsylvanian age from Kansas coal balls / by Sergius H. Mamay.
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| Online Access: |
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| Main Author: | |
| Format: | Government Document eBook |
| Language: | English |
| Published: |
Washington :
United States Department of the Interior, Geological Survey,
1954.
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| Series: | Geological Survey professional paper ;
254-D. Shorter contributions to general geology. |
| Subjects: |
Internet
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Online
| Call Number: |
I 19.16:254-D
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| I 19.16:254-D | Available |