Wallace Online Bibliographical Database
| Identifier: | S484 |
| Date: | 1893.11.16 |
| Concise reference: | Wallace, A. R. 1893. Sir Henry H. Howorth on "Geology in nubibus". Nature 49 (1255): 52. |
John van Wyhe, ed. 2012-. Wallace Online (http://wallace-online.org/) 