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Herschel, John in correspondent 
Sabine, Edward in correspondent 
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Herschel12948

From:
Sir John Herschel
To:
Edward Sabine
Date:
[1864-6-9 or later]
Source of text:
TxU:H/L-0360.1; Reel 1054
Summary:

Pendulum experiments to be conducted at stations of Great Indian Trigonometrical Survey.

Contributor:
John Herschel Project

Herschel12959

From:
Sir John Herschel
To:
Edward Sabine
Date:
[3 March 1862]
Source of text:
TxU:H/L-0371; Reel 1054
Summary:

Asks help of R.S.L. in reducing all observations to 1870 in JH's catalog of nebulae. Estimates cost at £10.

Contributor:
John Herschel Project

Herschel12960

From:
Sir John Herschel
To:
Edward Sabine
Date:
[16 August 1862]
Source of text:
TxU:H/L-0373; Reel 1054
Summary:

Needs to know soon if R.S.L. will approve grant to expand JH's catalog of nebulae. Otherwise G. B. Airy will dismiss man employed to do those computations. [JH annotation: Sent similar letter to G. G. Stokes on same date.]

Contributor:
John Herschel Project

Herschel12961

From:
Sir John Herschel
To:
Edward Sabine
Date:
[30 December 1862]
Source of text:
TxU:H/L-0374; Reel 1054
Summary:

[Rough draft (1p) crossed out, followed by:] Confidential propostion that G. B. Airy submitted to Board of Visitors is inappropriate. Queen's warrant does not empower Board to consider such matters.

Contributor:
John Herschel Project

Herschel12962

From:
Sir John Herschel
To:
Edward Sabine
Date:
[30 December 1862]
Source of text:
TxU:H/L-0375; Reel 1054
Summary:

Objects to Board of Visitors acting as 'self-constituted Court-Martial' to examine personal conduct of Board's chairman [James South], whom G. B. Airy no longer recognizes as competent. [JH notes that he did not send this letter, but kept it because it gave the reasons behind the shorter form [TxU:H/L-0374], which he preferred.]

Contributor:
John Herschel Project

Herschel12963

From:
Sir John Herschel
To:
Edward Sabine
Date:
[11 June 1864]
Source of text:
TxU:H/L-0376; Reel 1054 (C: RS:HS 24.47)
Summary:

Plans to confer with [J. T.] Walker and F. A. T. Winnecke from Pulkovo to learn of Russian pendulum experiments before reporting to R.S.L. council. J. H. Pratt's measurement of polar axis and theory about earth's center of gravity.

Contributor:
John Herschel Project

Herschel12964

From:
Sir John Herschel
To:
Edward Sabine
Date:
[29 March 1865]
Source of text:
TxU:H/L-0377; Reel 1054
Summary:

Objects to plan to move Royal Observatory to site other than Greenwich, but will defer to G. B. Airy's opinion. JH's deteriorating health.

Contributor:
John Herschel Project

Herschel1597

From:
Sir John Herschel
To:
Edward Sabine
Date:
[10 December 1862]
Source of text:
Cambridge University Library 7656/H702 (C: Rosse Papers K2.)
Summary:

Extensive comments on the type and construction of telescope to be supplied to Melbourne University.

Contributor:
John Herschel Project

Herschel1598

From:
Sir John Herschel
To:
Edward Sabine
Date:
[6 March 1863]
Source of text:
Cambridge University Library 7656/RS374A
Summary:

Supports G. P. Bond of Harvard College for foreign membership of R.S.L.; proposes H. E. Sainte-Claire Deville for the Rumford Medal, for his development of a high temperature laboratory furnace applied to metallurgy and the 'disseverance' of the hydrogen and oxygen of water.

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

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

Herschel1602

From:
Sir John Herschel
To:
Edward Sabine
Date:
[8 December 1866]
Source of text:
Cambridge University Library 7656/RS554 (ACCS: TxU:H/L-0378; Reel 1054
Summary:

In response to ES's 1866-12-6, JH sees no benefit in a great equatorial telescope in India being an itinerant instrument.

Contributor:
John Herschel Project

Herschel1604

From:
Sir John Herschel
To:
Edward Sabine
Date:
[1 October 1868]
Source of text:
Cambridge University Library 7656/RS678 (draft: RS:HS 15.288 & C: RS:HS 24.230
Summary:

Discusses Lord [Henry ] Brougham and his optical papers. Thanks ES for kind remarks regarding JH's son [John?]. Discusses polarization of corona.

Contributor:
John Herschel Project

Herschel1605

From:
Sir John Herschel
To:
Edward Sabine
Date:
[12 October 1868]
Source of text:
Cambridge University Library 7656/H718
Summary:

Reviews additional work of H. P. Brougham [see JH's 1868-10-1] as has been requested in preparation for an eloge . JH is critical of poorly described and poorly understood work, unrelentingly tied to Isaac Newton's corpuscular ideas.

Contributor:
John Herschel Project

Herschel2395

From:
Sir John Herschel
To:
Edward Sabine
Date:
[29 March 1860]
Source of text:
RS:HS 23.300
Summary:

Against changing location of Royal Observatory [from Greenwich], but will defer to opinion of [G. B. Airy] Astronomer Royal. Airy is most competent to judge situation. Still ill.

Contributor:
John Herschel Project

Herschel2396

From:
Sir John Herschel
To:
Edward Sabine
Date:
[3 May 1860]
Source of text:
RS:HS 23.301
Summary:

Too ill to work on anything besides nebula catalogue. Discusses recent meteorological phenomena, period of solar spots, and great pyramid.

Contributor:
John Herschel Project

Herschel2397

From:
Sir John Herschel
To:
Edward Sabine
Date:
[2 August 1860]
Source of text:
RS:HS 23.302
Summary:

Occupied with matters besides magnetism lately. Interest in science of Prince Consort [Albert] is praiseworthy. Discusses several observatories and letter of [T. W.?] Blakiston.

Contributor:
John Herschel Project

Herschel2398

From:
Sir John Herschel
To:
Edward Sabine
Date:
[17 September 1860]
Source of text:
RS:HS 23.308
Summary:

Lists magnetic books received from ES. It will be some time before JH can direct his attention to magnetic issues.

Contributor:
John Herschel Project

Herschel2399

From:
Sir John Herschel
To:
Edward Sabine
Date:
[29 November 1860]
Source of text:
RS:HS 23.320
Summary:

Asks for information concerning the magnetic observations and compilations made in various countries and regions.

Contributor:
John Herschel Project

Herschel2400

From:
Sir John Herschel
To:
Edward Sabine
Date:
[20 December 1860]
Source of text:
RS:HS 23.322
Summary:

Thanks for declination readings from photograms at Kew. Thinks meteorological observatory on Vesuvius is good idea, but not sure a magnetic one is. Includes two charts of world.

Contributor:
John Herschel Project
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