RECORD: Darwin, C. R. 1863. CUL-DAR51.A8-A9. (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.

A8

Imaginary 3/4 1/2

A9

2/7 = 108°.86'

15       15

14    13    12

not 2 spires

11    10    9

8       8

7    6    5

4    3    2 1

1       1

2/7 Imag:

A9v

5/13

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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