From:
Robert Grahame, Sr.
To:
Sir John Herschel
Date:
[25 March 1819]
Source of text:
RS:HS 9.1
Summary:
Unable to come to dinner on Saturday but hopes to see him in the evening.
Contributor:
John Herschel Project
Showing 1–3 of 3 items
Unable to come to dinner on Saturday but hopes to see him in the evening.
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.