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From:
Thomas John Newbold
To:
Sir John Herschel
Date:
[11 December 1843]
Source of text:
RS:HS 13.122
Summary:

Gives his own ideas concerning the origin of diamonds and would like JH's comments. Would also like JH's views regarding the phosphorescent light that plays at night over the magnesite excavations.

Contributor:
John Herschel Project
From:
Francis Baily
To:
Sir John Herschel
Date:
1843-12-[16 or earli
Source of text:
TxU:H/M-0040.2; Reel 1062
Summary:

More on confused systems of star magnitudes used by Thomas Henderson.

Contributor:
John Herschel Project
From:
Sir John Herschel
To:
[William Henry Harvey]
Date:
[8 December 1843]
Source of text:
WT 69294.5
Summary:

Is glad to have been put in touch with WH again. Supports WH for the Professorship of Botany in Dublin. Reminisces about the good times at the Cape.

Contributor:
John Herschel Project
From:
Heinrich Christian Schumacher
To:
Sir John Herschel
Date:
[1 December 1843]
Source of text:
RS:HS 15.393
Summary:

Sends copy of announcement from [Hervé] Faye at Paris observatory of a new comet in Orion. Requests use of JH's letter about double tail on [Halley's] comet in Astronomische Nachrichten. Note from Faye has a gross error in location of comet.

Contributor:
John Herschel Project
From:
Sir John Herschel
To:
William Rowan Hamilton
Date:
2] December? [1843
Source of text:
TCD 1493:1391
Summary:

Highly recommends a [William H.] Harvey (formerly Government Treasurer at the Cape) for the professorship of botany at Dublin.

Contributor:
John Herschel Project
From:
Sir John Herschel
To:
William Rowan Hamilton
Date:
[1 December 1843]
Source of text:
TCD 1493:227
Summary:

Has been delayed in congratulating WH on pension by a delightful visit from Maria Edgeworth. Praises highly verses sent by WH's sister to Lady Herschel.

Contributor:
John Herschel Project
From:
Sir John Herschel
To:
Caroline Lucretia Herschel
Date:
[13 December 1843]
Source of text:
TxU:H/L-0588.17 & Extract 3pp TxU:H/L-0588.20; Reel 1058
Summary:

Assures CH that he has preserved everything that she ever wrote to JH or that he found in William Herschel's library.

Contributor:
John Herschel Project
From:
William Rowan Hamilton
To:
Sir John Herschel
Date:
[12 December 1843]
Source of text:
unknown
Summary:

Jokes about WH's recent 'astronomical insignificance.'

Contributor:
John Herschel Project
From:
William Henry Smyth
To:
Sir John Herschel
Date:
[4 December 1843]
Source of text:
RS:HS 16.275
Summary:

Thomas Henderson discovered a comet on 2 December. Thanks JH for diagram of JH's comet-sweeping telescope.

Contributor:
John Herschel Project
From:
George Biddell Airy
To:
Sir John Herschel
Date:
[9 December 1843]
Source of text:
RS:HS 1.131
Summary:

Regarding glass for the telescope for the Cape Town Observatory?

Contributor:
John Herschel Project
From:
Sir John Herschel
To:
Charles Babbage
Date:
[1 December 1843]
Source of text:
RS:HS 2.304
Summary:

Has had visitors which accounts for the delay in answering letter. Thanks for memoir additions. Is sending paper dealing with use of CB's work. Somervilles are still in Rome. Is glad to hear good news of his mother.

Contributor:
John Herschel Project
From:
Charles Babbage
To:
Sir John Herschel
Date:
[2 December 1843]
Source of text:
RS:HS 2.305
Summary:

Sending him papers on his machine. Would like to see him when in town to discuss various matters. His youngest son has arrived in Calcutta.

Contributor:
John Herschel Project
From:
Sir John Herschel
To:
Charles Babbage
Date:
[20 December 1843]
Source of text:
RS:HS 2.306
Summary:

Requests advice on the setting up of a sick benefit society. Remarks on some of CB's queries.

Contributor:
John Herschel Project
From:
Charles Babbage
To:
Sir John Herschel
Date:
[22 December 1843]
Source of text:
RS:HS 2.307
Summary:

Referring him to someone who can advise him on the setting up of a sick benefit society. Regarding CB's automan.

Contributor:
John Herschel Project
From:
Friedrich Eduard Beneke
To:
Sir John Herschel
Date:
[26 December 1843]
Source of text:
RS:HS 4.60
Summary:

Thanks JH for sending FB several of his works, including the translation of Schiller.

Contributor:
John Herschel Project
From:
Sir John Herschel
To:
Francis Baily
Date:
[14 December 1843]
Source of text:
RS:HS 3.265 (C: RS:HS 25.8.61)
Summary:

Further regarding the revision of the constellations.

Contributor:
John Herschel Project
From:
Francis Baily
To:
Sir John Herschel
Date:
[16 December 1843]
Source of text:
RS:HS 3.266 (C inc: TxU:H/M-0040.1; Reel 1062)
Summary:

Comments regarding the proposed revision of the constellations.

Contributor:
John Herschel Project
From:
Francis Baily
To:
Sir John Herschel
Date:
1843-12
Source of text:
RS:HS 3.267
Summary:

Has compared all the stars in N. L. Lacaille's catalogue to the new observations and plan for the constellations.

Contributor:
John Herschel Project
From:
Augustus De Morgan
To:
Sir John Herschel
Date:
[25 December 1843]
Source of text:
RS:HS 6.189
Summary:

Sending two formulae.

Contributor:
John Herschel Project
From:
Thomas Maclear
To:
Sir John Herschel
Date:
[17 December 1843]
Source of text:
RAS:JH Archive 3/1.1.2; Reel 7
Summary:

Recent travels. Dangers and difficulties of triangulation survey. Observations of variable brightness of Eta Argus. [Letter continues 29 December] Returned from 'Pequet Brig,' leaving C. P. Smyth with theodolite. Events in colony. Sending observations of Encke's Comet for R.A.S. Observations of 'great comet of March.' News of Nathaniel Wallich and family. Sends 'plan of the Herschel obelisk drawn by Smyth.' Details of obelisk. Progress on observations of 'Parallax stars.' Organized system to prevent mistakes in calculating and copying meridian work.

Contributor:
John Herschel Project