RECORD: Darwin, C. R. n.d. [Earthworm research notes]. CUL-DAR64.2.11-12. Edited by John van Wyhe (The Complete Work of Charles Darwin Online, http://darwin-online.org.uk/)
REVISION HISTORY: Prepared and edited by John van Wyhe 7.2025. 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. The volume CUL-DAR64 contains research materials for Earthworms.
11
Was 1870 leap year
Leith Hill
12
Dec 9
Upper inch of Turf pard off. Block seems very compact.
Means of 2 top measurements on long sides 8.8 long
[annotated sketch and calculations]
(These measurements are all little under the mark or not over.)
(Dec 9th — I do not think the Block has shrunk more than one or two tenth of an inch.
Does this refer to Leith Hill???
Citation: John van Wyhe, ed. 2002-. The Complete Work of Charles Darwin Online. (http://darwin-online.org.uk/)
File last updated 24 July, 2025