Radiocarbon dates from Altonian and Twocreekan deposits at Sycamore, Illinois. - Springfield, IL.
| 1. Verfasser: |
Kempton, John P.
|
|---|---|
| Ort/Verlag/Jahr: |
1966.
|
| Schlagworte: | |
| Enthalten in: |
Transactions of the Illinois State Academy of Science ; 59.1966, no. 1, S. 39-42 : 2 Ill. |
