Search: Herschel, John in author 
1820-1829::1827::10 in date 
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Herschel9769

From:
Sir John Herschel
To:
Davies Gilbert
Date:
[5 October 1827]
Source of text:
RS:HS 20.263
Summary:

Comments on geodesical measurements being made in Ireland.

Contributor:
John Herschel Project

Herschel9017

From:
Sir John Herschel
To:
Thomas John Hussey
Date:
[11 October 1827]
Source of text:
Univ.Coll.London MS Graves 23(1) (draft: RS:HS 10.138 & C: 20.264)
Summary:

Has been able to destroy a large portion of the color of brown sugar by the use of chlorine. If these hints are of use to TH's friend, TH may convey them.

Contributor:
John Herschel Project

Herschel602

From:
Sir John Herschel
To:
George Biddell Airy
Date:
[18 October 1827]
Source of text:
RGO 6.803.29
Summary:

Comments on GA's work on the solar tables, GA's pending paper on eyepieces, and on the quality of observations made at Greenwich and Paris; GA is intending to repeat the experiment of swinging a pendulum in a mine, and JH believes the Board of Longitude can provide the equipment.

Contributor:
John Herschel Project

Herschel1209

From:
Sir John Herschel
To:
[Aimé] Guinand
Date:
[20 October 1827]
Source of text:
RS:HS B26.29b
Summary:

Tells AG that JH is a member of a committee looking for ways of making better glass, so AG should not reveal any secrets to JH. JH provides the names of the leading telescope-makers in London, whom AG may wish to contact.

Contributor:
John Herschel Project

Herschel3195

From:
Sir John Herschel
To:
William Rowan Hamilton
Date:
[27 October 1827]
Source of text:
TCD 1493:15
Summary:

Thanks for, praises, and comments on WH's 'Systems of Rays' paper. Says WH will have a distinguished career. Mentions other works and hopes to forward them with others he receives to WH.

Contributor:
John Herschel Project
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