To George Howard Darwin [after 5 April 1864?]1
Please return this paper2
French weight English grain 1. gramme = 15.44 1. milligramme = 0.0154
Now how many milligrammes (to one place of decimals) does one English grain equal?3
Footnotes
Bibliography
‘Climbing plants’: On the movements and habits of climbing plants. By Charles Darwin. [Read 2 February 1865.] Journal of the Linnean Society (Botany) 9 (1867): 1–118.
Correspondence: The correspondence of Charles Darwin. Edited by Frederick Burkhardt et al. 29 vols to date. Cambridge: Cambridge University Press. 1985–.
Summary
Enquires about the relationship of English grains to French milligrammes.
Letter details
- Letter no.
- DCP-LETT-4451F
- From
- Charles Robert Darwin
- To
- George Howard Darwin
- Source of text
- DAR 157.2: 99
- Physical description
- ALS
Please cite as
Darwin Correspondence Project, “Letter no. 4451F,” accessed on 17 August 2024, https://www.darwinproject.ac.uk/letter/?docId=letters/DCP-LETT-4451F.xml
Also published in The Correspondence of Charles Darwin, vol. 12