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From:
George Biddell Airy
To:
Sir John Herschel
Date:
[5 April 1848]
Source of text:
RS:HS 1.198 (C: RGO 6.9.201)
Summary:

Concerning object-glasses.

Contributor:
John Herschel Project
From:
George Biddell Airy
To:
Sir John Herschel
Date:
[5 April 1848]
Source of text:
RS:HS 1.199 (C: RGO 6.9.203)
Summary:

Concerning the new meridional instrument. Is JH coming to town soon?

Contributor:
John Herschel Project
From:
Sir John Herschel
To:
Adam Sedgwick
Date:
[5 April 1848]
Source of text:
RS:HS 15.438 (C: RS:HS 23.20)
Summary:

Family has been ill. Discusses possibilities for the formation of the sun and their effects on the law of area and the nebular hypothesis.

Contributor:
John Herschel Project
From:
Sir John Herschel
To:
George Biddell Airy
Date:
[5 April 1848]
Source of text:
RGO 6.9.204
Summary:

Willing to let GA choose the best objective lens [see GA's 1848-4-5]; then JH offers another possibility; all are ill at Collingwood.

Contributor:
John Herschel Project