Search: Herschel, John in author 
1860-1869::1866 in date 
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Showing 61–80 of 103 items

Herschel10360

From:
Sir John Herschel
To:
Robert Harley
Date:
[19 July 1866]
Source of text:
unknown
Summary:

Expresses thanks for RH, in a paper on George Boole in the British Quarterly Review, giving JH credit for having published 'my introduction of the mode of separation of the symbol of differentiation from the differentiated function and executing on it operations analogous to those of common algebra.'

Contributor:
John Herschel Project

Herschel1932

From:
Sir John Herschel
To:
Wilfred Heeley
Date:
[28 July 1866]
Source of text:
DMC 695A.885.8 (C: RS:HS 9.278 & 24.159)
Summary:

Is sending WH papers and material on weights and measures. Proceeds to argue strongly against any introduction of the metric system into India.

Contributor:
John Herschel Project

Herschel1899

From:
Sir John Herschel
To:
Unidentified
Date:
[2 August 1866]
Source of text:
WT 67694
Summary:

Declines to be involved in another [scientific ?] undertaking, as JH's health is too precarious.

Contributor:
John Herschel Project

Herschel12586

From:
Sir John Herschel
To:
Samuel Newington
Date:
[4 August 1866]
Source of text:
RS:HS 24.160
Summary:

Comments that the sound of the waves on the seashore seems louder as the rhythm matches the pulse of the heart.

Contributor:
John Herschel Project

Herschel1599

From:
Sir John Herschel
To:
Edward Sabine
Date:
[11 August 1866]
Source of text:
Cambridge University Library 7656/RS534 (draft: RS:HS 15.277 & C: RS:HS 24.161
Summary:

Opposes sending expensive scientific equipment for J. B. N. Hennessey to use in India; suggests instead a variety of useful observations needing to be made, using inexpensive equipment. Discusses son's [Alexander] spectroscope observations of meteors.

Contributor:
John Herschel Project

Herschel7190

From:
Sir John Herschel
To:
Augustus De Morgan
Date:
[12 August 1866]
Source of text:
RS:HS 24.162
Summary:

Comments on JH's health, and on items that are to go into JH's Familiar Lectures.

Contributor:
John Herschel Project

Herschel3035

From:
Sir John Herschel
To:
James Croll
Date:
[14 August 1866]
Source of text:
unknown
Summary:

Thanks JC for his paper on the 'Influence of the Tidal Wave on the Moon's Motion.' Expresses disagreement with a number of aspects of JC's argument.

Contributor:
John Herschel Project

Herschel863

From:
Sir John Herschel
To:
Margaret Brodie Herschel
Date:
[15 August 1866]
Source of text:
JHS 4.15
Summary:

Pleased to hear of the birth of a daughter to their daughter Maria [Hardcastle]; JH has been breathing carbolic acid fumes for the treatment of bronchitis.

Contributor:
John Herschel Project

Herschel860

From:
Sir John Herschel
To:
Margaret Brodie Herschel
Date:
[20 August 1866]
Source of text:
JHS 4.12
Summary:

News of the family servants, correspondence both JH and MH need to deal with, and prospects for son John.

Contributor:
John Herschel Project

Herschel2587

From:
Sir John Herschel
To:
William Selwyn
Date:
[20 August 1866]
Source of text:
RS:HS 24.164
Summary:

Says the plan for the exhibition is ingenious. Discusses the 11 year cycle of sunspots and says the sun was spotless the previous day.

Contributor:
John Herschel Project

Herschel3555

From:
Sir John Herschel
To:
Roderick Impey Murchison
Date:
[26 August 1866]
Source of text:
EUL:Gen523/4/36
Summary:

RM has inadvertently sent letter intended for 'S,' a chemist, to JH. Having read letter, JH comments that he esteems 'S,' but thinks it advisable to tell 'S' that B.A.A.S. as a body will not recommend 'S's invention to government.

Contributor:
John Herschel Project

Herschel2429

From:
Sir John Herschel
To:
Edward Sabine
Date:
[30 August 1866]
Source of text:
RS:HS 15.279 (C: RS:HS 24.163)
Summary:

Did not realize [John] Hennessey was considering constructing an achromatic telescope. Thanks ES for considering his son, Alexander, for the Melbourne post.

Contributor:
John Herschel Project

Herschel7193

From:
Sir John Herschel
To:
Augustus De Morgan
Date:
[1 September 1866]
Source of text:
RS:HS 24.165
Summary:

Comments on Charles Babbage's entry into Cambridge; strange stories from old letters.

Contributor:
John Herschel Project

Herschel1600

From:
Sir John Herschel
To:
Edward Sabine
Date:
[4 September 1866]
Source of text:
Cambridge University Library 7656/RS536 (draft: RS:HS 15.281 & C: RS:HS 24.1
Summary:

Further recommendations regarding useful equipment and observations to be made in India [see JH's 1866-8-11]. Agrees that meteorological experiments there are desirable. Offers JH's son John's experience of India to ES.

Contributor:
John Herschel Project

Herschel573

From:
Sir John Herschel
To:
George Biddell Airy
Date:
[11 September 1866]
Source of text:
RGO 6.359.250
Summary:

Has been asked to serve on a new Commission on Weights and Measures; indications are that the metric system is being recommended to the Indian government.

Contributor:
John Herschel Project

Herschel9632

From:
Sir John Herschel
To:
Julia Margaret Cameron
Date:
[25 September 1866]
Source of text:
unknown
Summary:

Thanks JC for sending a batch of JC's photographs; praises them. Does not know the author of 'Man & His Dwelling' or of 'Ecce Homo.' Dislikes the latter.

Contributor:
John Herschel Project

Herschel129

From:
Sir John Herschel
To:
George Biddell Airy
Date:
[26 September 1866]
Source of text:
RGO 6.149.14
Summary:

JH responds with an assessment of the Indian observatories [see GA's 1866-9-24].

Contributor:
John Herschel Project

Herschel574

From:
Sir John Herschel
To:
George Biddell Airy
Date:
[26 September 1866]
Source of text:
RGO 6.359.254
Summary:

Comments on the work of the Commission on Weights and Measures as outlined by GA [see GA's 1866-9-13].

Contributor:
John Herschel Project

Herschel6684

From:
Sir John Herschel
To:
John Henry Dallmeyer
Date:
[30 September 1866]
Source of text:
RS:HS 24.167
Summary:

Provides a physical explanation for a white patch in the center of JD's photograph.

Contributor:
John Herschel Project

Herschel5389

From:
Sir John Herschel
To:
Charles Babbage
Date:
[1866-10]
Source of text:
RS:HS 2.336
Summary:

Is returning the trust deed duly signed. A list of his papers was printed in an American periodical. Hopes his yachting improved his health. He is suffering from bronchitis. Trouble with the Irish.

Contributor:
John Herschel Project
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