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1840-1849::1845::09::29 in date 
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From:
George Biddell Airy
To:
Sir John Herschel
Date:
[29 September 1845]
Source of text:
TxU:H/M-0631.3
Summary:

Is anxious to know whether JH has used William Simms's object glass, and seeks JH's opinion.

Contributor:
John Herschel Project
From:
Johann Heinrich Mädler
To:
Sir John Herschel
Date:
[29 September 1845]
Source of text:
RS:HS 12.275
Summary:

About a number of astronomical matters, including double stars. Provides observations and calculations for Gamma Virginis. Also comments on lunar models.

Contributor:
John Herschel Project