Search: Herschel, John in author 
1820-1829::1823::07 in date 
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From:
Sir John Herschel
To:
Charles Babbage
Date:
[5 July 1823]
Source of text:
RS:HS 2.186
Summary:

Has signed the paper regarding the machine and is returning it. Regarding its publicity with Members of Parliament.

Contributor:
John Herschel Project
From:
Sir John Herschel
To:
Charles Babbage
Date:
[29 July 1823]
Source of text:
RS:HS 2.189
Summary:

Regarding the Chancellor of the Exchequer and the calculating machine. Recent astronomical observations.

Contributor:
John Herschel Project
From:
Sir John Herschel
To:
Henry Kater
Date:
[31 July 1823]
Source of text:
RS:HS 19.51 (C: RS:HS 20.165)
Summary:

'Our micrometer screws' are not in error. F. G. W. Struve's star measurements using Josef Fraunhofer's repeating micrometer agree well with JH's. So error must be in HK's observations.

Contributor:
John Herschel Project