RECORD: Darwin, C. R. n.d. [Worm notes on mean weight of castings]. CUL-DAR65.114. Edited by John van Wyhe (Darwin Online, http://darwin-online.org.uk/)
REVISION HISTORY: Transcribed by Christine Chua and edited by John van Wyhe 8.2021. 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-DAR65 contains materials for Earthworms, notes, observations, proofs etc. 1880-1881.
114
The mean weight of 11 rather old & not large, subsided castings ejected on an inclined surface (at an angle only of 9° 26') & found while in doubt a good deal of the fresh earth had been washed away, thatweighed 308 [over] 437 grams, nearly 3/4 of oz
328 wd be the 3/4 of oz
(Give in Decimal of oz)
Keep for Chap II
Citation: John van Wyhe, ed. 2002-. The Complete Work of Charles Darwin Online. (http://darwin-online.org.uk/)
File last updated 18 June, 2025