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| Author | : | Trechmann, C.T. |
| Year of publication | : | 1924 |
| Reference letter | : | a |
| Title | : | The carbonaceous shale or Richmond Formation of Jamaica. |
| Journal | : | Geological Magazine |
| Vol/No/Pages/Plates | : | 61: 2-19, pls. 1-2 |
| Published in | : | London |