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Herschel1412

From:
George Gabriel Stokes
To:
Sir John Herschel
Date:
[20 February 1863]
Source of text:
RS:HS 17.50
Summary:

Asks JH to comment on the scientific merit of a large number of plates on solar spots sent to R.S.L. by Richard Carrington.

Contributor:
John Herschel Project

Herschel2416

From:
Edward Sabine
To:
Sir John Herschel
Date:
[2 February 1863]
Source of text:
RS:HS 15.267
Summary:

Wrote to [A.] Sawitsch regarding Russian pendulum experiments. Encloses Sawitsch's reply. Discusses experimental possibilities.

Contributor:
John Herschel Project

Herschel2417

From:
Sir John Herschel
To:
Edward Sabine
Date:
[5 February 1863]
Source of text:
RS:HS 24.8
Summary:

Agrees that the pendulum should be observed at major Indian stations because Russians did not avail themselves of offered vacuum apparatus and pendulums.

Contributor:
John Herschel Project

Herschel2418

From:
Edward Sabine
To:
Sir John Herschel
Date:
[17 February 1863]
Source of text:
RS:HS 15.268
Summary:

Sends [Warren] de La Rue's letter on Southern[?] Telescope for JH's review. Swedish Academy working on reviving project of measuring arc of meridian.

Contributor:
John Herschel Project

Herschel2419

From:
Sir John Herschel
To:
Edward Sabine
Date:
[22 February 1863]
Source of text:
RS:HS 15.269 (C: RS:HS 24.11)
Summary:

Returns [Warren] de La Rue's letter and discusses its contents, especially the making, mounting, and mirror for de La Rue's reflecting telescope.

Contributor:
John Herschel Project

Herschel2420

From:
Sir John Herschel
To:
Edward Sabine
Date:
[22 February 1863]
Source of text:
RS:HS 15.270 (C: RS:HS 24.12)
Summary:

Expresses interest in Swedish plan to survey Spitzbergen and to measure meridian of arc. Discusses gravitometer being developed by [Jacques] Babinet.

Contributor:
John Herschel Project

Herschel3090

From:
Adolphe Quetelet
To:
Sir John Herschel
Date:
[23 February 1863]
Source of text:
RS:HS 14.255 (ALS?: Académie belgique #28)
Summary:

Cruel illness has kept him from work for a while. Just finished Histoire des sciences mathématique et physique chez les belges. AQ's son works with proper motion, double and multiple stars, and absolute positions.

Contributor:
John Herschel Project

Herschel363

From:
Sir John Herschel
To:
George Biddell Airy
Date:
[13 February 1863]
Source of text:
RGO 6.476.126
Summary:

Offers a few ideas to GA [see GA's 1863-2-9], but does not have a coherent explanation.

Contributor:
John Herschel Project

Herschel364

From:
George Biddell Airy
To:
Sir John Herschel
Date:
[14 February 1863]
Source of text:
RGO 6.476.127
Summary:

Will take into account JH's suggestions [see JH's 1863-2-13] and see where this leads.

Contributor:
John Herschel Project

Herschel451

From:
Sir John Herschel
To:
George Biddell Airy
Date:
[6 February 1863]
Source of text:
RGO 6.200.71 (C: TxU:H/L-0022)
Summary:

Once again anxious about completion of nebula catalogue, and about cost over run [see Edward Stone's 1863-1-14].

Contributor:
John Herschel Project

Herschel452

From:
George Biddell Airy
To:
Sir John Herschel
Date:
[6 February 1863]
Source of text:
RGO 6.200.73
Summary:

Is sending JH the completed sheets of nebula reductions for printing [see JH's 1863-2-6].

Contributor:
John Herschel Project

Herschel453

From:
Sir John Herschel
To:
George Biddell Airy
Date:
[7 February 1863]
Source of text:
RGO 6.200.74
Summary:

Acknowledges receipt of nebula catalogue sheets from GA [see GA's 1863-2-6]; apologizes for JH's anxious letter [see JH's 1863-2-6].

Contributor:
John Herschel Project

Herschel454

From:
Sir John Herschel
To:
George Biddell Airy
Date:
[13 February 1863]
Source of text:
RGO 6.200.79
Summary:

Has found a few minor errors in the calculations checked so far [see GA's 1863-2-6]; comments on magnetic tracings JH received from GA.

Contributor:
John Herschel Project

Herschel455

From:
George Biddell Airy
To:
Sir John Herschel
Date:
[20 February 1863]
Source of text:
RGO 6.200.81
Summary:

Is JH interested in seeing G. F. J. A. Auwers's catalogue of JH's and William Herschel's nebulae?

Contributor:
John Herschel Project

Herschel456

From:
Sir John Herschel
To:
George Biddell Airy
Date:
[22 February 1863]
Source of text:
RGO 6.200.82
Summary:

Might have saved JH some work if he had known what G. F. J. A. Auwers was doing [see GA's 1863-2-20]; has found some more errors in nebula calculations.

Contributor:
John Herschel Project

Herschel4870

From:
George Biddell Airy
To:
Sir John Herschel
Date:
[9 February 1863]
Source of text:
RS:HS 1.258 (C: RGO 6.476.118)
Summary:

Giving results (including diagram) of a comparison of earth currents and magnetometer disturbances.

Contributor:
John Herschel Project

Herschel5653

From:
William Radcliffe Birt
To:
Sir John Herschel
Date:
[3 February 1863]
Source of text:
RS:HS 4.143
Summary:

Warren de La Rue has suggested that WB apply for a government grant to further his researches on the lunar surface. Would be grateful for his support.

Contributor:
John Herschel Project

Herschel5654

From:
Sir John Herschel
To:
William Radcliffe Birt
Date:
[10 February 1863]
Source of text:
RS:HS 24.9
Summary:

Is satisfied with WB's work on meteorology. Comments on WB's intention to diagram the moon.

Contributor:
John Herschel Project

Herschel5879

From:
Jacques Babinet
To:
Sir John Herschel
Date:
[15 February 1863]
Source of text:
RS:HS 3.5
Summary:

Regarding the gravimetric balance.

Contributor:
John Herschel Project

Herschel6363

From:
William Corbett Burder
To:
Sir John Herschel
Date:
[19 February 1863]
Source of text:
RS:HS 5.128
Summary:

Sending him a correction for his article on meteorology relating to the rainfall of Bristol. Intends publishing a book on climate and will send him a copy.

Contributor:
John Herschel Project
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