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John Herschel Project in contributor 
Herschel, John in addressee 
1840-1849::1842 in date 
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From:
Francis Baily
To:
Sir John Herschel
Date:
[19 January 1842]
Source of text:
RS:HS 3.223
Summary:

Requesting any information on J. J. Littrow for his obituary notice.

Contributor:
John Herschel Project
From:
William Benjamin Carpenter
To:
Sir John Herschel
Date:
[21 January 1842]
Source of text:
RS:HS 5.186
Summary:

Would like JH to write a review of his recent book for the Quarterly Review.

Contributor:
John Herschel Project
From:
George Biddell Airy
To:
Sir John Herschel
Date:
[22 January 1842]
Source of text:
RGO 6.693.107
Summary:

Agrees to having GA's views made public [see JH's 1842-1-18 or later] as JH sees fit; comments on aurora and magnetic storm observations.

Contributor:
John Herschel Project
From:
George Biddell Airy
To:
Sir John Herschel
Date:
[22 January 1842]
Source of text:
RGO 6.675.270
Summary:

Comments on whether magnetic observations should be continued.

Contributor:
John Herschel Project
From:
Richard Jones
To:
Sir John Herschel
Date:
[29] January 1842
Source of text:
RS:HS 10.375
Summary:

Should request Mr. Wildes to wait until JH gives his orders. Is gratified by JH's suggestions, but will not regret being passed over. Did not find Lady Herschel's letter at once for various business reasons.

Contributor:
John Herschel Project
From:
Thomas Henderson
To:
Sir John Herschel
Date:
[31 January 1842]
Source of text:
RS:HS 9.297
Summary:

Has received a series of observations from Thomas Maclear on Alpha1 and Alpha2 Centauri. Comments on these observations and gives results made by the old circle.

Contributor:
John Herschel Project
From:
Edward Sabine
To:
Sir John Herschel
Date:
[1842-2?]
Source of text:
RS:HS 15.296
Summary:

[Hussey] Vivian supports E.S.'s efforts regarding a magnetic survey of North America. Has examined magnetic measurements made at Boston and Toronto.

Contributor:
John Herschel Project
From:
John Lindley
To:
Sir John Herschel
Date:
[4 February 1842]
Source of text:
RS:HS 11.227
Summary:

Not much is known about the circumstances that affect the color of plants. JH's researches will be valuable if they throw any light on the subject. Comments on the various theories affecting the color of plants.

Contributor:
John Herschel Project
From:
Ann Smyth
To:
Sir John Herschel
Date:
6 February [1842]
Source of text:
RS:HS 16.217
Summary:

Thanks JH for reporting on C. P. Smyth's progress. Has read JH's translations of Schiller's The Walk. Sends copy of C. P. Smyth's work at Baseline Camp Zwartland on the remeasurement of N. L. Lacaille's meridian of arc.

Contributor:
John Herschel Project
From:
Adolphe Quetelet
To:
Sir John Herschel
Date:
[7 February 1842]
Source of text:
RS:HS 14.241
Summary:

Thanks for letter of 3 December and for encouragement. Informs JH that 30 observatories participated in observation of winter solstice. Is beginning to study humans in their different relations.

Contributor:
John Herschel Project
From:
Thomas Henderson
To:
Sir John Herschel
Date:
[11 February 1842]
Source of text:
RS:HS 9.299
Summary:

Thanks for letter and printed address and for the favorable notice of his investigations into Alpha Centauri. Comments on these and some of his observations on other stars. Encloses a note of the position of seven circumpolar stars.

Contributor:
John Herschel Project
From:
William Rutter Dawes
To:
Sir John Herschel
Date:
[2 March 1842]
Source of text:
RS:HS 6.60
Summary:

Has received from William Lassell some of the new observations he carried out with his new 9" speculum. Comments on these and various clusters of stars changing their position.

Contributor:
John Herschel Project
From:
Roderick Impey Murchison
To:
Sir John Herschel
Date:
[5 March 1842]
Source of text:
RS:HS 12.402
Summary:

Sends a memoir he has scribbled off for next Wednesday's meeting. Would like JH's advice on several points.

Contributor:
John Herschel Project
From:
George Biddell Airy
To:
Sir John Herschel
Date:
[10 March 1842]
Source of text:
RS:HS 1.101 (C: RGO 6.340.341)
Summary:

Regarding JH's receipt of the 'Standard' reports. Remarks on the electrometer and barometer in the recent storm.

Contributor:
John Herschel Project
From:
Roderick Impey Murchison
To:
Sir John Herschel
Date:
[10 March 1842]
Source of text:
RS:HS 12.403
Summary:

Many thanks for JH's explanations, which gave satisfaction to the geologists. Gives two queries of his own for which he would like clarification. Can they print JH's Alpine phenomena memoir?

Contributor:
John Herschel Project
From:
William Lassell
To:
Sir John Herschel
Date:
[10 March 1842]
Source of text:
RS:HS 11.125
Summary:

Sending a description of the observatory he has erected, containing an equatorially mounted Newtonian reflector. Has high opinion of its efficiency. Has detected a sixth star near the trapezium of Orionis.

Contributor:
John Herschel Project
From:
Adolphe Quetelet
To:
Sir John Herschel
Date:
[14 March 1842]
Source of text:
RS:HS 14.242
Summary:

Sends works on meteorology and instructions for natural periodic phenomena. More proselytes in horary observations. Asks for JH's recommendations for those observing meteors in the other hemisphere.

Contributor:
John Herschel Project
From:
George Biddell Airy
To:
Sir John Herschel
Date:
[15 March 1842]
Source of text:
RS:HS 1.102 (C: RGO 6.368.648)
Summary:

Regarding his letter writing. Has a promise of a trip on the Dover Railway.

Contributor:
John Herschel Project
From:
'Q in a Corner'
To:
Sir John Herschel
Date:
[16 March 1842]
Source of text:
TxU:H/M-0908; Reel 1083
Summary:

Encloses newspaper clipping that reports JH is member of commission of inquiry on weights and measures. Protests that the poor are defrauded more by false scales than by nonstandard weights. Proposes remedy.

Contributor:
John Herschel Project
From:
Alfred Gautier
To:
Sir John Herschel
Date:
[18 March 1842]
Source of text:
RS:HS 8.85
Summary:

Regarding the publication of his own observations on Halley's Comet; comments on these. [L. F.] Wartmann was very pleased with the results of his recent visit to England. Has been occupied with political problems. Looks forward to seeing the completion of JH's Cape observations.

Contributor:
John Herschel Project