Freeman Bibliographical Database
| Identifier: | F4043 |
| Date: | 1868--1885 |
| Concise reference: | Darwin, C. R. 1885. [Letters to Fritz Müller, Hermann Müller, J. V. Carus and Ernst Haeckel]. In E. Krause, Charles Darwin und sein Verhältnis zu Deutschland. Leipzig: E. Günther, pp. 124-233. |
| Detailed reference: | (John van Wyhe) |