RECORD: Darwin, C. R. n.d. An error of 2 inches in 100 yards. CUL-DAR50.C26. (John van Wyhe ed., 2002-. The Complete Work of Charles Darwin Online, http://darwin-online.org.uk/)
REVISION HISTORY: Transcribed by Christine Chua and John van Wyhe, edited by John van Wyhe 9.2021. RN2
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. Items in CUL-DAR50.C relate to the geology of Glen Roy "Glen Roy Scraps".
[C26]
An error of 2 inches in 100 yards wd give nearly 36 in mile. — i.e. 2 yards in 2 miles 3 yards in 3 miles. &c &c
[sketch]
35.20 one mile
double for his miles
[C26v]
Citation: John van Wyhe, ed. 2002-. The Complete Work of Charles Darwin Online. (http://darwin-online.org.uk/)
File last updated 6 January, 2026