Search: Herschel, John in correspondent 
1860-1869::1866::04 in date 
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From:
John R. Hind
To:
Sir John Herschel
Date:
[18 April 1866]
Source of text:
RS:HS 9.394
Summary:

Regrets his reply [to Hind's 1866-1-30?] is late owing to absence on an excursion. Has not heard that either comet has been perceived. Has not seen Otto Struve's remarks.

Contributor:
John Herschel Project
From:
Francis Charles Knowles
To:
Sir John Herschel
Date:
[17 April 1866]
Source of text:
RS:HS 11.68
Summary:

Would like JH's comments on one of his own theories regarding screw propulsion of ships. Sent it to the Admiralty, who rejected it. Can JH's son recommend a good resume of the physical and chemical composition of aerolithes?

Contributor:
John Herschel Project
From:
Sir John Herschel
To:
Francis Charles Knowles
Date:
[23 April 1866]
Source of text:
RS:HS 24.154
Summary:

In response to FK's 1866-4-17, JH says that he knows nothing about screw propulsion in ships and so cannot comment on FK's paper.

Contributor:
John Herschel Project
From:
Sir John Herschel
To:
O. A. Hodgson
Date:
[6 April 1866]
Source of text:
TxU:H/L-0195; Reel 1054
Summary:

As executor for estate of late [Thomas] Baldwin, JH received OH's certificate and order for payment to Mrs. Baldwin. Concern for Mrs. Baldwin's advanced age and her lax method of writing checks. Disposition of estate after Mrs. Baldwin dies.

Contributor:
John Herschel Project
From:
Sir John Herschel
To:
George Biddell Airy
Date:
[20 April 1866]
Source of text:
RGO 6.412.158
Summary:

Comments on the quality of the star catalogue of Charles Rümker [see John Wrottesley's 1866-4-16].

Contributor:
John Herschel Project
From:
John Wrottesley
To:
Sir John Herschel
Date:
[16 April 1866]
Source of text:
RGO 6.412.155
Summary:

Criticizes Charles Rümker's catalogue of southern stars.

Contributor:
John Herschel Project
From:
Sir John Herschel
To:
William Selwyn
Date:
[2 April 1866]
Source of text:
RS:HS 24.150
Summary:

Discusses how to denote the positions of the celestial bodies in solar photographs. Advocates a system that shows differences of heliocentric longitude on the sides of the sun.

Contributor:
John Herschel Project
From:
William Selwyn
To:
Sir John Herschel
Date:
[4 April 1866]
Source of text:
RS:HS 15.486
Summary:

Limited space precludes use of JH's suggestions for the photographic display. Will continue the series of solar autographs up to 11 years if he can.

Contributor:
John Herschel Project
From:
Sir John Herschel
To:
William Selwyn
Date:
[6 April 1866]
Source of text:
RS:HS 24.151
Summary:

Helioautographs are beautiful. Advises keeping original plan for presentation. Says 'Clarke's' [Harvey Carlisle's] article on William Whewell in MacMillan's is satisfactory. Describes an 'absurd paragraph' regarding Whewell in François Moigno's Mondes.

Contributor:
John Herschel Project
From:
Sir John Herschel
To:
Charles Pritchard
Date:
[23 April 1866]
Source of text:
unknown
Summary:

Thanks CP and R.A.S. Council for funds to help with JH's catalogue of William Herschel's double stars. Alexander Herschel will begin work soon on the project.

Contributor:
John Herschel Project
From:
Charles Pritchard
To:
Sir John Herschel
Date:
[17 April 1866]
Source of text:
RS:HS 14.99
Summary:

R.A.S. wants JH to direct the preparation of William Herschel's catalogue of double stars for publication. CP suggests Alexander Herschel prepare the catalogue with JH's supervision. G. B. Airy observes the 'willow leaves.'

Contributor:
John Herschel Project
From:
Sir John Herschel
To:
George Biddell Airy
Date:
[20 April 1866]
Source of text:
RGO 6.15.110
Summary:

Comments on William Whewell's replacement on the Royal Observatory's Board of Visitors.

Contributor:
John Herschel Project
From:
George Biddell Airy
To:
Sir John Herschel
Date:
[20 April 1866]
Source of text:
RS:HS 1.291
Summary:

Further regarding the possible introduction of the metrical system for weights and measures.

Contributor:
John Herschel Project
From:
George Biddell Airy
To:
Sir John Herschel
Date:
[21 April 1866]
Source of text:
RS:HS 1.292
Summary:

Regarding the measurement of the heat and light of the sun by means of the movements of a comet.

Contributor:
John Herschel Project
From:
George Biddell Airy
To:
Sir John Herschel
Date:
[21 April 1866]
Source of text:
RS:HS 1.293 (C: RGO 6.15.111)
Summary:

Regarding JH's remarks on Robert Willis. Comments on the usefulness of W. H. Miller of Cambridge.

Contributor:
John Herschel Project
From:
George Biddell Airy
To:
Sir John Herschel
Date:
[27 April 1866]
Source of text:
RS:HS 1.294
Summary:

Regarding the documents for the Standards Commission.

Contributor:
John Herschel Project
From:
Sir John Herschel
To:
George Biddell Airy
Date:
[20 April 1866]
Source of text:
RGO 6.359.240
Summary:

Inquires of GA as to the current status of parliamentary moves to introduce the metric system into Britain [see GA's 1864-9-28].

Contributor:
John Herschel Project
From:
Sir John Herschel
To:
George Biddell Airy
Date:
[25 April 1866]
Source of text:
RGO 6.359.243
Summary:

Has heard that the Indian government may adopt the metric system; wants to gather, and send to India, information against metrication; JH still wants to bring the earth's axis length into the measuring system.

Contributor:
John Herschel Project
From:
Sir John Herschel
To:
George Biddell Airy
Date:
[29 April 1866]
Source of text:
RGO 6.359.247
Summary:

Avails himself of GA's offer of assistance to obtain information [see GA's 1866-4-27].

Contributor:
John Herschel Project
From:
Alfred Brothers
To:
Sir John Herschel
Date:
[10 April 1866]
Source of text:
RS:HS 4.300
Summary:

Would like to publish his letter on the hyposulfite fixing process.

Contributor:
John Herschel Project