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]


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Citation: John van Wyhe, ed. 2002-. The Complete Work of Charles Darwin Online. (http://darwin-online.org.uk/)

File last updated 26 January, 2026