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From:
Mary Somerville
To:
John Murray III
Date:
3 Nov 1867
Source of text:
174, MS 41131, NLS
Summary:

No summary available.

Contributor:
Brigitte Stenhouse
From:
Sir John Herschel
To:
John Tyndall
Date:
[3 November 1867]
Source of text:
RS:HS 24.210
Summary:

Believes Michael Faraday's boro-silicate of lead has not been used for telescopes, but JH and others have tried using it for other optical purposes. Describes method for producing veinless flint glass.

Contributor:
John Herschel Project
From:
Sir John Herschel
To:
George Biddell Airy
Date:
[3 November 1867]
Source of text:
RGO 6.359.536
Summary:

Writes to inquire as to the exact definition of the gallon and the pound, and the circumstances under which the appropriate measures would be made.

Contributor:
John Herschel Project
Text Online
From:
Ferdinand von Mueller
To:
George Bentham
Date:
3 November 1867
Source of text:
RBG Kew, Kew correspondence, Australia, Mueller, 1858-70, ff. 286-7
Summary:

No summary available.

Contributor:
Correspondence of Ferdinand von Mueller Project