skip to content

Darwin Correspondence Project

To Edward Frankland   [before 6 June 1876]1

Down, | Beckenham, Kent. | Railway Station | Orpington. S.E.R. [Hopedene, Surrey.]

Mr Darwin wishes to know the amounts, in the enclosed samples of earth, of:–

Potassium

Sodium

Calcium

Magnesium

Phosphorous

Sulphur2

Footnotes

The date is established by the relationship between this letter and the letter to Edward Frankland, 6 June [1876].
The samples were of burnt and natural soil (see letter from Edward Frankland, [before 6 June 1876]). CD was interested in producing soil lacking nutrients so that he could control the substances plants received and assess the effect this had on their variation (see letter to J. H. Gilbert, 16 February 1876).

Summary

Requests chemical analysis of sample of both natural and burnt soil.

Letter details

Letter no.
DCP-LETT-10533A
From
Charles Robert Darwin
To
Edward Frankland
Sent from
Down
Source of text
The John Rylands Library, The University of Manchester
Physical description
1p (attached to 2pp of the analysis made)

Please cite as

Darwin Correspondence Project, “Letter no. 10533A,” accessed on 5 August 2020, https://www.darwinproject.ac.uk/letter/DCP-LETT-10533A.xml

Also published in The Correspondence of Charles Darwin, vol. 24

letter