From:
Sir John Herschel
To:
Francis Charles Knowles
Date:
[6 December 1856]
Source of text:
RS:HS 11.67 & 23.184
Summary:
Would be inclined to try a combination of cryolite and silex to obtain a glass. Comments on his process for decomposing alumina by cyanide of sodium. Sorry to see that FK uses the current forms of chemical notation.
Contributor:
John Herschel Project