Citations
Letter from Herbert Spencer to Charles Robert Darwin; written at Bayswater, 1868-02-08, GBR/0012/MS DAR 177: 227. Cambridge University Library. |
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Letter from Herbert Spencer to Charles Robert Darwin; written at Bayswater, 1868-02-08, GBR/0012/MS DAR 177: 227. Cambridge University Library. https://archivesearch.lib.cam.ac.uk/repositories/2/archival_objects/766076 Accessed November 28, 2024. |