From:
Richard Sheepshanks
To:
Sir John Herschel
Date:
[1846 to 1855]
Source of text:
TxU:H/M-0529.1; Reel 1093
Summary:
Reminds JH of new format in Nautical Almanac to represent symbols of late F. W. Bessel. Thomas Henderson was working with unknown quantity [in preparing N. L. Lacaille's star catalog].
Contributor:
John Herschel Project