From:
Charles Babbage
To:
Sir John Herschel
Date:
[21 March 1819]
Source of text:
RS:HS 2.112
Summary:
Has had some more tourmaline sent. Gives some more equations. Chemical experiments.
Contributor:
John Herschel Project
Showing 1–4 of 4 items
Has had some more tourmaline sent. Gives some more equations. Chemical experiments.
Has dispatched the tourmaline. His chemical experiments. Circulating functions solving chance problems. [Letter postmarked 1819-3-29.]
Made apparatus for showing rings between 'two Tourmalines.' JH's process for making hyposulfurous acid. Praises W. H. Wollaston's analysis of CB's 'Tonquinate.'
Regarding the disposal of the tourmaline. Address of his cousin. Drawing and description of the apparatus for experiments on tourmaline. Chemical experiments.