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1870-1879::1870::12 in date 
Herschel, John in addressee 
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From:
Richard John Nelson
To:
Sir John Herschel
Date:
[1 December 1870]
Source of text:
RS:HS 13.116
Summary:

Obliged for JH's kind and complete reply to his query on zodiacal light. Hopes the diagram will be included in the next edition of JH's book. Would like to include JH's visiting card in his album.

Contributor:
John Herschel Project
From:
George Biddell Airy
To:
Sir John Herschel
Date:
[3 December 1870]
Source of text:
RGO 6.382.357
Summary:

Is sending on G. G. Stokes instructions about polarization; several expeditions have left for more southerly locations to observe the upcoming solar eclipse.

Contributor:
John Herschel Project
From:
John Tyndall
To:
Sir John Herschel
Date:
3 December [1870?]
Source of text:
RS:HS 17.410 (C: RI 575)
Summary:

Thanks for suggestion-filled letter. Remarks on blue color of water.

Contributor:
John Herschel Project
From:
George Biddell Airy
To:
Sir John Herschel
Date:
[5 December 1870]
Source of text:
RS:HS 1.324
Summary:

Is sending G. G. Stokes's instructions about polarization. Observation parties are off to Oran, Gibraltar and Cadiz.

Contributor:
John Herschel Project
From:
Thomas G. Bunt
To:
Sir John Herschel
Date:
[5 December 1870]
Source of text:
RS:HS 5.127
Summary:

Sending his apologies for some errors he made in his calculations in his letter of 30 Nov.

Contributor:
John Herschel Project
From:
Henry Samuel King
To:
Sir John Herschel
Date:
[7 December 1870]
Source of text:
RS:HS 11.42
Summary:

His eldest son, Henry Seymour King, will deliver the annual oration at Charterhouse on 12 Dec. Would give him great pleasure if JH could be present.

Contributor:
John Herschel Project
From:
G. W. Royston-Pigott
To:
Sir John Herschel
Date:
[12 December 1870]
Source of text:
RS:HS 14.507
Summary:

Discusses his thoughts on high powered definition and residual aberration in microscopes. Thinks they may be applicable to telescopes.

Contributor:
John Herschel Project
From:
Georg Adolph Erman
To:
Sir John Herschel
Date:
[20 December 1870]
Source of text:
RS:HS 7.106
Summary:

Sends an article from the Astronomische Nachrichten acknowledging the assistance of the B.A.A.S. to two Prussian scientists.

Contributor:
John Herschel Project
From:
George Biddell Airy
To:
Sir John Herschel
Date:
[21 December 1870]
Source of text:
RS:HS 1.325
Summary:

Is sending two copies of his book on magnetism [Treatise on Magnetism (London, 1870)].

Contributor:
John Herschel Project
From:
John Henry Dallmeyer
To:
Sir John Herschel
Date:
[23 December 1870]
Source of text:
RS:HS 6.8
Summary:

Has made a trial of JH's lens but it was too large to be satisfactory. Regarding the 'graphoscope,' a new toy. Has been concerned with the manufacture of an improved form of opera glass. Present forms have many imperfections. Gives details of his own theories and sends one for JH's notice.

Contributor:
John Herschel Project
From:
Alexander J. B. Hope
To:
Sir John Herschel
Date:
[24 December 1870]
Source of text:
RS:HS 9.476
Summary:

Hopes he will accept a Christmas box, viz, a portrait of Sir William Herschel by Thomas Lawrence. It was given him by his friend Sir John Kirkland, who is sure of its authenticity.

Contributor:
John Herschel Project
From:
Charles H. Weston
To:
Sir John Herschel
Date:
[26 December 1870]
Source of text:
RS:HS 18.393
Summary:

Moon not uniformly dark during last eclipse of sun. In 1858, Mr. Stuart saw same phenomenon, but JH, W. R. Dawes, and [James] Breen reported no such partial illumination. Suggests that this observation was due to refrangibility in medium, not to actual illumination of moon.

Contributor:
John Herschel Project
From:
John Henry Dallmeyer
To:
Sir John Herschel
Date:
[27 December 1870]
Source of text:
RS:HS 6.9
Summary:

Thanks for his letter. Is glad the binoculars give a satisfactory performance, but regrets the width between the tubes does not suit JH's eyes. Will alter this and send a new pair later.

Contributor:
John Herschel Project
From:
Adolphe Quetelet
To:
Sir John Herschel
Date:
[29 December 1870]
Source of text:
Académie belgique: #60
Summary:

Thanks JH for writing. Complains of obstacles to his work. Happy to see JH recognizes work begun by Blaise Pascal and continued by famed mathematicians. Asks JH to respond to AQ's wish to dedicate his book [L'Anthropométric] to JH with only one word: 'J'accepte.'

Contributor:
John Herschel Project
From:
Adolphe Quetelet
To:
Sir John Herschel
Date:
[29 December 1870]
Source of text:
RS:HS 14.275 (C: Académie belgique: #58)
Summary:

Is working on humans and their proportions. Encloses brochures. Wishes to dedicate L'Anthropométric to JH.

Contributor:
John Herschel Project