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Airy, George Biddell in addressee 
1840-1849::1840::10 in date 
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From:
Sir John Herschel
To:
George Biddell Airy
Date:
[30 October 1840]
Source of text:
RGO 6.340.284
Summary:

Is sending comments on GA's proposals [see GA's 1840-10-13]; JH has been asked about obtaining a heliometer from Munich; seeks GA's opinion on the quality of the brass workmanship in Munich.

Contributor:
John Herschel Project
From:
Sir John Herschel
To:
George Biddell Airy
Date:
[30 October 1840]
Source of text:
RGO 6.340.286
Summary:

Provides detailed comments on GA's circulated material on standards [see JH's 1840-10-30]; tends toward maintaining basic units but finding decimal relationships between them.

Contributor:
John Herschel Project