From:
George Biddell Airy
To:
Sir John Herschel
Date:
[31 October 1839]
Source of text:
RS:HS 1.84 (C: RGO 6.368.628)
Summary:
Concerning JH's experiments with photogenic light. Encloses paper of the comparisons between JH's and the Observatory's barometers. R.A.S. and R.S.L. want a subject for medals in astronomy, R.S.L. for a Copley medal in anything.
Contributor:
John Herschel Project