From:
Sir John Herschel
To:
George Biddell Airy
Date:
[13 October 1843]
Source of text:
TxU:H/L-0013.1; Reel 1054
Summary:
Urges doubling number of lunar observations.
Contributor:
John Herschel Project
Urges doubling number of lunar observations.
No summary available.