Freeman Bibliographical Database
| Identifier: | F3545 |
| Date: | 1973 |
| Concise reference: | Barrett, P. H. 1973. Darwin's 'gigantic blunder'. Geological Education (January): 19-28. |


| Identifier: | F3545 |
| Date: | 1973 |
| Concise reference: | Barrett, P. H. 1973. Darwin's 'gigantic blunder'. Geological Education (January): 19-28. |