Pennsylvanian invertebrates of the Mazon Creek area, Illinois
| Main Author: | |
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| Format: | Book |
| Language: | English |
| Published: |
[Chicago] :
Chicago Natural History Museum,
1956-59
[Chicago] 1956-59 |
| Series: | Fieldiana Geology ;
v. 12, no. 1-5. Publication (Chicago Natural History Museum) ; 785 Publication (Chicago Natural History Museum) ; 869 Publication (Field Museum of Natural History) ; 785, 869 |
| Subjects: |