From Leonard Darwin to W. de W. Abney [before 27 June 1874]1
Brompton Barracks, | Chatham.
Dear Abney
The following are the questions.
“Carbonate of ammonia, sold as purified by druggists in large solid lumps.
Nitrate of ammonia in acicular crystals.
Phosphate of Ammonia in white dry powder sold by a good chemist.—
(1) Proportion of water of water of crystallization in each per cent.
(2) Proportion of nitrogen either in the anhydrous of crystalline state.2
I hope the above wont give you any bother.
Yours very sincerely | Leonard Darwin
Footnotes
Bibliography
Insectivorous plants. By Charles Darwin. London: John Murray. 1875.
Summary
Asks for proportion of water and of nitrogen in various ammonium salts.
[WWA’s replies are with the letter.]
Letter details
- Letter no.
- DCP-LETT-9202
- From
- Leonard Darwin
- To
- William de Wiveleslie Abney
- Sent from
- unstated
- Source of text
- DAR 58.1: 147
- Physical description
- ALS 1p
Please cite as
Darwin Correspondence Project, “Letter no. 9202,” accessed on 23 April 2024, https://www.darwinproject.ac.uk/letter/?docId=letters/DCP-LETT-9202.xml
Also published in The Correspondence of Charles Darwin, vol. 22