From:
George Biddell Airy
To:
Sir John Herschel
Date:
[6 January 1848]
Source of text:
TxU:H/M-0634.1 (C: RGO 6.9.141)
Summary:
Responds to some of JH's concerns [see JH's 1847-12-30] about changes in instrumentation at the Royal Observatory.
Contributor:
John Herschel Project