RECORD: Darwin, C. R. n.d. N.B In very still river running at one mile hour. CUL-DAR42.192. Edited by John van Wyhe (Darwin Online, http://darwin-online.org.uk/)
REVISION HISTORY: Transcribed by Christine Chua and edited by John van Wyhe 1.2022. 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-DAR42 contains notes for Darwin's book South America (1846).
See CUL-DAR42.191.
[192]
NB In very still river, running at one mile hour, how far back is stream accelerated by cascade?
[Diagram] V Glen Roy Fault & waterfall
How far up would the waterfall at X affect the current running over slop A X – Or in stream of still water over cascade how quick it is drawn.
[192v]
[4 lines illeg]
Cascade represents sea falling, therefore is irregular element to understand.
Citation: John van Wyhe, ed. 2002-. The Complete Work of Charles Darwin Online. (http://darwin-online.org.uk/)
File last updated 26 July, 2023