Graptolites of North America.
| Main Author: | |
|---|---|
| Format: | Book |
| Language: | English |
| Published: |
[Baltimore] :
[Waverly Press],
1947.
|
| Series: | Memoir (Geological Society of America) ;
19. |
| Subjects: |
| Physical Description: | x, 652 pages : 92 plates. ; 26 cm. |
|---|---|
| Bibliography: | Bibliography: pages 499-527. |