RECORD: Darwin, C. R. n.d. Nachwirkung / Declaration against war. CUL-DAR209.8.89. (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 7.2022. 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. The volumes CUL-DAR209.7-8 contain notes on heliotropism (phototropism) for Darwin's book Movement in plants (1880).
89
Nachwirkung
10º 40' exposed to light first dot.
10. 54— both moved some way
11. 4 both gone back
Left—
11º 20 to left right
11. 40 to right & light
12. 4' to light & Right
12 37 to light long way
12 39. completely darkened Splint of Blac}
12. 54 1/2 gone on
1º 6 dot with line. candle alone & rather opposed to progress
1. 18' back ⨀
1 . 30' still further back ⨀
2. 15' ⨀ — opposite where stood at 11º. 20 when first started to light
Right
11º 20' back further
11. 40 back (circumnutation has filament prevented bending??
12º 4' far back
12. 37. short way
[calculations]
2º. 18' light again (same plant
2º 20' first dot
2. 37 —f back— "nachwirkung of apogeotropism", or circumnutation
2 48 still back (dull cloudy sky) & second trial
3º a good way to light
3. 15'? to light.
3.45 do — Blackened
3 59 advanced to Light} — after 14'
4. 7 gone back— may have gone back still earlier
after 8'
4. 13 a little furth back zig-zag
4. 36 far back from light
5 6. back & exactly opposite where started from this at 2º. 18'
89v
[printed card, Declaration against war]
Citation: John van Wyhe, ed. 2002-. The Complete Work of Charles Darwin Online. (http://darwin-online.org.uk/)
File last updated 26 January, 2026