RECORD: Darwin, C. R. n.d. Real angle [diagram] / Perfect alternation. CUL-DAR51.A24v. (John van Wyhe ed., 2002-. The Complete Work of Charles Darwin Online, http://darwin-online.org.uk/)

REVISION HISTORY: Transcribed and edited by John van Wyhe. 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.

A24v

Part of spire of 2/5 unrolled —

[sketch]

6    5    4

3    2

   5    4

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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 28 November, 2025