Search: Herschel, John in author 
1830-1839::1839 in date 
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Showing 41–60 of 148 items

Herschel13202

From:
Sir John Herschel
To:
John Wrottesley
Date:
[24 March 1839]
Source of text:
TxU:H/L-0509; Reel 1055 (C: RS:HS 25.15.8)
Summary:

Commends JW's application for Savilian professor of astronomy at Oxford [see JW's 1839-3-22]. But it is improper for JH to propose JW unless asked to do so by R.A.S. council.

Contributor:
John Herschel Project

Herschel14848

From:
Sir John Herschel
To:
William Henry Fox Talbot
Date:
[27 March 1839]
Source of text:
NMPFT 1937-4842
Summary:

Describes method of varying the size of photographic images. Praises Talbot's light sensitive paper and suggests improvements regarding it. Complains about persons too ready to seek a patent.

Contributor:
John Herschel Project

Herschel3467

From:
Sir John Herschel
To:
James Clark Ross
Date:
[29 March 1839]
Source of text:
RS Sa.646
Summary:

On instruments for fixed stations. Fears that naval expedition will be detained.

Contributor:
John Herschel Project

Herschel8624

From:
Sir John Herschel
To:
Roderick Impey Murchison
Date:
[29 March 1839]
Source of text:
Geological Society
Summary:

Declines RM's request that JH become a candidate for Oxford's Savilian Professorship [see RM's 1839-3-27]. JH plans to move farther from London.

Contributor:
John Herschel Project

Herschel12488

From:
Sir John Herschel
To:
Hugh Percy (3rd Duke of Northumberland)
Date:
[30 March 1839]
Source of text:
RS:HS 13.354 & 22.4
Summary:

About arrangements for the publication and distribution of JH's Cape observations.

Contributor:
John Herschel Project

Herschel3410

From:
Sir John Herschel
To:
James David Forbes
Date:
[30 March 1839]
Source of text:
St. Andrews 24 (C: RS:HS 22.5)
Summary:

Discusses prospects for meteorological committee of B.A.A.S., on which they both will serve. Lacks time for it. Does not need hourly observations made by Committee of Physico-Mathematical Society of Edinburgh.

Contributor:
John Herschel Project

Herschel9106

From:
Sir John Herschel
To:
William Whewell
Date:
[31 March 1839]
Source of text:
TC, Camb. Add. Ms.a.20739 (C: RS:HS 22.6)
Summary:

Thanks WW for some verses. Informs him that James Ross's expedition has been approved. Discusses various aspects of the expedition, e.g., the placing of instruments on Van Diemen's Land [Tasmania].

Contributor:
John Herschel Project

Herschel848

From:
Sir John Herschel
To:
Margaret Brodie Herschel
Date:
[3 April 1839]
Source of text:
JHS 3.16
Summary:

Has been getting information about the area with a view to buying a house there; met J. W. Lubbock and was very shocked by Lubbock's unhealthy appearance.

Contributor:
John Herschel Project

Herschel3606

From:
Sir John Herschel
To:
James Clark Ross
Date:
[4 April 1839]
Source of text:
RS Sa.647
Summary:

Concerns about equipment for fixed observatories, for which aid will come from B.A.A.S., and for [naval] expedition. Expresses vital importance of meteorological observatory on Van Diemen's Land.

Contributor:
John Herschel Project

Herschel235

From:
Sir John Herschel
To:
George Biddell Airy
Date:
[5 April 1839]
Source of text:
RGO 6.245.63
Summary:

About the question of an astronomer for a vacant position at Kew Observatory.

Contributor:
John Herschel Project

Herschel1476

From:
Sir John Herschel
To:
[William Henry] Harvey
Date:
[6 April 1839]
Source of text:
WT 69294
Summary:

Thanks WH for the bulbs, seeds, and a book, which he sent from South Africa. JH describes how well the tubers that JH brought back from South Africa are doing. JH complains about the weather in England. Sends WH a specimen of a plant 'photograph' made with W. H. F. Talbot's newly devised system.

Contributor:
John Herschel Project

Herschel4350

From:
Sir John Herschel
To:
John Phillips
Date:
[6 April 1839]
Source of text:
RS:HS 22.7
Summary:

Sends plans to construct barometer that he never built; invites JP to use the plans.

Contributor:
John Herschel Project

Herschel6030

From:
Sir John Herschel
To:
Francis Baily
Date:
[9 April 1839]
Source of text:
RS:HS 3.155 (C: RS:HS 25.8.18)
Summary:

Finds that he is unable to attend the Council Meeting so would FB take the chair. Business to be brought before council. Ernesto Capocci has seen a spot on the sun.

Contributor:
John Herschel Project

Herschel2757

From:
Sir John Herschel
To:
Edward Sabine
Date:
[12 April 1839]
Source of text:
RS:HS 15.37 (C: RS:HS 22.9)
Summary:

Expresses great pleasure that the fixed observatories have received official approval and financial support. Approves of ES's cost estimates. Encloses copy of the B.A.A.S. memorial. Agrees to tell Humphrey Lloyd to order instruments as requested by ES.

Contributor:
John Herschel Project

Herschel3296

From:
Sir John Herschel
To:
William Henry Sykes
Date:
[12 April 1839]
Source of text:
RS:HS 17.140 (C: RS:HS 22.8)
Summary:

Thanks WS for offer of professorship of astronomy at Oxford, but declines it, partly because of other pursuits and health reasons, and considers his astronomical career terminated.

Contributor:
John Herschel Project

RS-MM-001110

From:
John Frederick William Herschel
To:
George Biddell Airy
Date:
16 April 1839
Source of text:
MM/16/148, Royal Society
Summary:

No summary available.

Contributor:
Royal Society

Herschel8558

From:
Sir John Herschel
To:
James Booth
Date:
[19 April 1839]
Source of text:
BostonPubLib Ch.I.6.34
Summary:

Translation of a work by C. F. Gauss and Wilhelm Weber will provide the information requested. Hopes [William Cranch] B[ond] will participate in magnetic observations. Explains 'Copper Dampers.'

Contributor:
John Herschel Project

Herschel11586

From:
Sir John Herschel
To:
Humphrey Lloyd
Date:
[21 April 1839]
Source of text:
RS:HS 22.10
Summary:

Responds positively to HL's 1839-4-17, and adds some additional comments.

Contributor:
John Herschel Project

Herschel8819

From:
Sir John Herschel
To:
William Henry Fox Talbot
Date:
[22 April 1839]
Source of text:
Science Museum Talbt 1/16 (C: RS:HS 22.11)
Summary:

Comments on several approaches to fixing images on paper, especially using pure water as a fixing agent. Has developed a new sensitive paper but is keeping it secret until perfected. Is leaving for Continent on 1 May.

Contributor:
John Herschel Project

Herschel8820

From:
Sir John Herschel
To:
William Henry Fox Talbot
Date:
[27 April 1839]
Source of text:
Science Museum Talbt 1/17 (draft 'altered': RS:HS 17.293a & C: RS:HS 22.12)
Summary:

JH reports his discovery of a highly sensitive paper. Tint continues to deepen with time, as bromine does not. Not prepared to reveal process at present. Is off to Paris.

Contributor:
John Herschel Project
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