Search: Herschel, John in correspondent 
1840-1849::1849::03 in date 
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Herschel8855

From:
William Cranch Bond
To:
Sir John Herschel
Date:
[2 March 1849]
Source of text:
Univ. of London Library
Summary:

Expresses appreciation for being elected an associate of the R.A.S.

Contributor:
John Herschel Project

Herschel6991

From:
Augustus De Morgan
To:
Sir John Herschel
Date:
[3 March 1849]
Source of text:
RS:HS 6.250
Summary:

Finds that some of the pages from the paper JH recently sent him are missing. Please send if he still has them. H. P. Brougham (Baron Brougham and Vaux) does not mean to attack the undulating theory. Regarding solar spots and the surface of the moon.

Contributor:
John Herschel Project

Herschel1611

From:
Richard Sheepshanks
To:
Sir John Herschel
Date:
[4 March 1849]
Source of text:
RS:HS 16.96
Summary:

Shall send a catalogue of double stars observed by [W. S.] Jacob. Gives some information about several measurements to establish standards.

Contributor:
John Herschel Project

Herschel13020

From:
Sir John Herschel
To:
[James Calder] Stewart
Date:
[4 March 1849]
Source of text:
TxU:H/L-0433; Reel 1055
Summary:

Received news today of JS's arrival in Bombay. Describes conflict as 'Armageddon.' Family news. John Stewart returned from China and leaves soon to meet Matilda [Grahame] in Paris. [Richard] Jones's concern for JS is genuine. Eneas Mackintosh obtained cadetship for JH's son John at Addiscombe.

Contributor:
John Herschel Project

Herschel11408

From:
Edward Joseph Lowe
To:
Sir John Herschel
Date:
[6 March 1849]
Source of text:
RS:HS 11.319
Summary:

Has just received JH's letter giving details of an interesting auroral phenomenon. Has been experimenting with wire insulates. Henry Lawson has observed streams of red light resembling aurora.

Contributor:
John Herschel Project

Herschel4826

From:
George Biddell Airy
To:
Sir John Herschel
Date:
[7 March 1849]
Source of text:
RS:HS 1.215 (C: RGO 6.160.77)
Summary:

Regarding the 'chilled' casting of a telescope.

Contributor:
John Herschel Project

Herschel6992

From:
Sir John Herschel
To:
Augustus De Morgan
Date:
[7 March 1849]
Source of text:
RS:HS 23.59
Summary:

On return of a paper, and approval of AD's method of resolving fractions.

Contributor:
John Herschel Project

Herschel14085

From:
John Johnstone
To:
Sir John Herschel
Date:
[8 March 1849]
Source of text:
TxU:H/M-0304; Reel 1087
Summary:

Sends sample of photographic lenses ground by JJ. Asks JH for formula of curvature to admit more light.

Contributor:
John Herschel Project

Herschel12

From:
Sir John Herschel
To:
George Biddell Airy
Date:
[8 March 1849]
Source of text:
RGO 6.160.78
Summary:

Tells GA about the internal counterpoise system in use in some German telescope mountings, and includes a diagram; JH knows nothing about chilling speculum metal [see GA's 1849-3-7].

Contributor:
John Herschel Project

Herschel1612

From:
Sir John Herschel
To:
Richard Sheepshanks
Date:
[9 March 1849]
Source of text:
RS:HS 16.97 (C: RS:HS 25.9.61)
Summary:

About an astronomer for the Madras observatory. Suggests ways to reduce glare and so improve measurements [see RS's 1849-3-4].

Contributor:
John Herschel Project

Herschel6517

From:
Spencer J. A. Compton
To:
Sir John Herschel
Date:
[17 March 1849]
Source of text:
RS:HS 5.276
Summary:

It is now time that they speak to John Russell (1st Earl Russell) concerning [Francis?] Ronald[s]. Would next Friday suit him?

Contributor:
John Herschel Project

Herschel6993

From:
Augustus De Morgan
To:
Sir John Herschel
Date:
[18 March 1849]
Source of text:
RS:HS 6.251
Summary:

Regarding the early history of the calendar. Comments on the various versions.

Contributor:
John Herschel Project

Herschel6518

From:
Sir John Herschel
To:
Spencer J. A. Compton
Date:
[19 March 1849]
Source of text:
RS:HS 23.60
Summary:

Arrangements about JH coming to London to go with SC to see John Russell (1st Earl Russell) [see SC's 1849-3-17].

Contributor:
John Herschel Project

Herschel11298

From:
Sir John Herschel
To:
Urbain J. J. Leverrier
Date:
[19 March 1849]
Source of text:
RS:HS 11.202 & 23.61
Summary:

Has just been able to consult Sir William Herschel's papers. Regarding Yvon Villarceau's method of measuring the orbits. May be like his own, which he briefly outlines.

Contributor:
John Herschel Project

Herschel11299

From:
Urbain J. J. Leverrier
To:
Sir John Herschel
Date:
[22 March 1849]
Source of text:
RS:HS 11.203
Summary:

Would like to ask a few more questions regarding JH's method outlined in his last letter. Can UL submit it to the Institute?

Contributor:
John Herschel Project

Herschel6994

From:
Sir John Herschel
To:
Augustus De Morgan
Date:
[25 March 1849]
Source of text:
RS:HS 23.62
Summary:

Sends AD part of JH's paper on double stars; concerned about AD's dating it on arrival.

Contributor:
John Herschel Project

Herschel11300

From:
Sir John Herschel
To:
Urbain J. J. Leverrier
Date:
[25 March 1849]
Source of text:
RS:HS 11.204
Summary:

Found his letter on return from London. Would be pleased for UL to submit part of his letter of 19 Mar. to the Institute. Further comments on part of this letter.

Contributor:
John Herschel Project

Herschel8401

From:
William King
To:
Sir John Herschel
Date:
[25 March 1849]
Source of text:
RS:HS 19.286
Summary:

Delay in printing WK's meteorology paper.

Contributor:
John Herschel Project

Herschel7935

From:
Maximilian Weisse
To:
Sir John Herschel
Date:
[26 March 1849]
Source of text:
RS:HS 18.138
Summary:

Thanks JH for Cape Results sent through [F. G. W.] Struve. Further grateful for the N. L. Lacaille and Jérôme Lalande works sent to the observatory. Appreciates reduction of the moon results as well as the magnetic observation of 1845. Reveals new development in double star zones[?]. Comments on making magnetic observations.

Contributor:
John Herschel Project

Herschel6995

From:
Sir John Herschel
To:
Augustus De Morgan
Date:
[26 March 1849]
Source of text:
RS:HS 23.63
Summary:

Another part of JH's double star paper; question of priority between JH and Yvon Villarceau.

Contributor:
John Herschel Project
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