RECORD: Darwin, C. R. n.d. Abstract of Spencer, Principles of Biology. CUL-DAR205.7.268. Edited by John van Wyhe (Darwin Online, http://darwin-online.org.uk/)
REVISION HISTORY: Transcribed and edited by John van Wyhe 5.2025. RN1
NOTE: See record in the Darwin Online manuscript catalogue, enter its Identifier here. Reproduced with permission of the Syndics of Cambridge University Library and William Huxley Darwin.
Spencer, Herbert. 1864-1867. The principles of biology. London: Williams and Norgate. vols. 1 & 2 bound together. [signed][ESC Library] CUL-DAR.LIB.599 PDF
268
H. Spencer. Principles of Biology
1867. vol. 2. no 16 & 19 p 437. On trees not fruiting at first, bears on Hybridism.—
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Citation: John van Wyhe, ed. 2002-. The Complete Work of Charles Darwin Online. (http://darwin-online.org.uk/)
File last updated 31 May, 2025