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1840-1849::1849 in date 
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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
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
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
From:
Augustus De Morgan
To:
Sir John Herschel
Date:
[27 March 1849]
Source of text:
RS:HS 6.252
Summary:

Has received three packets, dated and initialed. Further comments regarding Julius Caesar and the calendar.

Contributor:
John Herschel Project
From:
George Biddell Airy
To:
Sir John Herschel
Date:
[28 March 1849]
Source of text:
RGO 6.694.248
Summary:

Asks JH's opinion about GA's plan not to print a separate volume of magnetic and meteorological observations for 1848.

Contributor:
John Herschel Project
From:
George Biddell Airy
To:
Sir John Herschel
Date:
[30 March 1849]
Source of text:
RGO 6.694.251
Summary:

Will reconsider the proposal about printing observations [see JH's 1849-3-29], and get back to JH.

Contributor:
John Herschel Project
From:
George Biddell Airy
To:
Sir John Herschel
Date:
[30 March 1849]
Source of text:
RGO 6.465.27
Summary:

Has little advice to offer JH about time calculation [see JH's 1849-3-29], except for fairly standard reminders.

Contributor:
John Herschel Project
From:
[A. J. F.] Yvon Villarceau
To:
Sir John Herschel
Date:
[1 April 1849]
Source of text:
RS:HS 17.418
Summary:

Asks for JH's comments on YV's specific double star observations. YV presents the mathematical method he uses to calculate double star orbits, which he had presented to the Paris Académie in 1847, but it was not published.

Contributor:
John Herschel Project
From:
Henry Anthony Jeffreys
To:
Sir John Herschel
Date:
[2 April 1849]
Source of text:
TxU:H/MW-0025.1; Reel 14
Summary:

Describes HJ's formal petition against Stuart Watley's bill for reform of marriage laws.

Contributor:
John Herschel Project
From:
Henry Anthony Jeffreys
To:
Sir John Herschel
Date:
3] April [1849
Source of text:
TxU:H/MW-0025.2; Reel 14
Summary:

Thanks for JH's corrections to HJ's formal petition [against marriage reform bill].

Contributor:
John Herschel Project
From:
Urbain J. J. Leverrier
To:
Sir John Herschel
Date:
[3 April 1849]
Source of text:
RS:HS 11.205
Summary:

Read part of JH's letter to the Institute and Yvon Villarceau also presented his own method. Will see the letter printed in the Comptes rendus.

Contributor:
John Herschel Project
From:
George Biddell Airy
To:
Sir John Herschel
Date:
[4 April 1849]
Source of text:
RGO 6.231.395
Summary:

Glad to hear that Margaret Louisa [JH's daughter] is coming to visit GA's family; could JH send along the key to the R.A.S. strong box?

Contributor:
John Herschel Project
From:
Francis Charles Knowles
To:
Sir John Herschel
Date:
[5 April 1849]
Source of text:
RS:HS 11.64
Summary:

Looks forward to the new edition of JH's Treatise Astr. Comments on the atmosphere and gases on the surface of the moon. What does JH think of these comments?

Contributor:
John Herschel Project
From:
George Biddell Airy
To:
Sir John Herschel
Date:
[7 April 1849]
Source of text:
RGO 6.371.106
Summary:

Some responses to the question of copyright and of revision of articles prepared for the Encyclopaedia Metropolitana.

Contributor:
John Herschel Project
From:
Edward Joseph Lowe
To:
Sir John Herschel
Date:
[10 April 1849]
Source of text:
RS:HS 11.320
Summary:

Has just published a small work to remove popular superstitions. Presents a copy to JH as a mark of respect.

Contributor:
John Herschel Project
From:
William Radcliffe Birt
To:
Sir John Herschel
Date:
[10 April 1849]
Source of text:
RS:HS 4.131
Summary:

Has received the proof sheets of his contributions to the Admiralty Manual and would like to make a few alterations. Has heard no news of the Madras appointment.

Contributor:
John Herschel Project
From:
George Biddell Airy
To:
Sir John Herschel
Date:
[11 April 1849]
Source of text:
RGO 6.231.178
Summary:

A note about forwarding papers related to the double star question [see JH's 1849-4-9].

Contributor:
John Herschel Project
From:
George Biddell Airy
To:
Sir John Herschel
Date:
[17 April 1849]
Source of text:
RS:HS 1.216 (C: RGO 6.231.180
Summary:

Returning papers of Yvon Villarceau and an abstract of them, together with comments on them.

Contributor:
John Herschel Project
From:
Francis Beaufort
To:
Sir John Herschel
Date:
[21 April 1849]
Source of text:
Hydrographic Office Letter Book
Summary:

Identifies the positive features of the aneroid barometer as in use by the Navy.

Contributor:
John Herschel Project
From:
Robert Hunt
To:
Sir John Herschel
Date:
[21 April 1849]
Source of text:
RS:HS 10.130 & 10.136
Summary:

Is thinking of withdrawing his son from Christ's Hospital owing to his frequent epileptic fits. Should he inform the Prince Consort? Outlines his recent photographic work.

Contributor:
John Herschel Project
Document type
Transcription available