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Airy, George Biddell in correspondent 
1840-1849::1842 in date 
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From:
Sir John Herschel
To:
George Biddell Airy
Date:
[20 September 1842]
Source of text:
RGO 6.427.69
Summary:

Needs some clarification of GA's letter [see GA's 1842-9-16] before JH is ready to reply about the calculating engine.

Contributor:
John Herschel Project
From:
Sir John Herschel
To:
George Biddell Airy
Date:
[21 September 1842]
Source of text:
RS:HS 1.110 & 22.135
Summary:

Reply to GA's letter on Charles Babbage's calculating machine.

Contributor:
John Herschel Project
From:
George Biddell Airy
To:
Sir John Herschel
Date:
[22 September 1842]
Source of text:
RS:HS 1.111 (C: RGO 6.340.342)
Summary:

Robinsons (Devonshire St.) have offered their standard Troy pound, together with its history for £20-0-0. [JH has added notes from his reply regarding the present whereabouts of the various Troy pounds.]

Contributor:
John Herschel Project
From:
George Biddell Airy
To:
Sir John Herschel
Date:
[22 September 1842]
Source of text:
RS:HS 1.112 (C: RGO 6.427.71)
Summary:

Further remarks on his letter concerning Charles Babbage's calculating machine (see GA's 1842-9-16) in order to clarify JH's mind.

Contributor:
John Herschel Project
From:
Sir John Herschel
To:
George Biddell Airy
Date:
[23 September 1842]
Source of text:
RGO 6.340.343
Summary:

Gives GA some accounting of standard weights in Britain, and feels that it would be worth acquiring Robinson estate weight [see GA's 1842-9-22].

Contributor:
John Herschel Project
From:
George Biddell Airy
To:
Sir John Herschel
Date:
[26 September 1842]
Source of text:
RS:HS 1.113 (C: RGO 6.427.72)
Summary:

Encloses the Chancellor of the Exchequer's letter concerning Charles Babbage's calculating machine.

Contributor:
John Herschel Project
From:
George Biddell Airy
To:
Sir John Herschel
Date:
[5 November 1842]
Source of text:
RS:HS 1.114 (C: RGO 6.368.656)
Summary:

Has arranged meeting to discuss N. L. Lacaille's observations. Sends a toy purchased in the streets of London.

Contributor:
John Herschel Project
From:
Sir John Herschel
To:
George Biddell Airy
Date:
[7 November 1842]
Source of text:
RGO 6.203.315
Summary:

Unwilling to come to a meeting as JH anticipates the return of some of his children from the continent; seems considerable confusion as to who is to do what about star catalogues [see GA's 1841-7-27].

Contributor:
John Herschel Project
From:
George Biddell Airy
To:
Royal Society
Date:
16 November 1842
Source of text:
MM/14/40, Royal Society
Summary:

No summary available.

Contributor:
Royal Society