Search: 1840-1849::1842::08 in date 
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Herschel11375

From:
Humphrey Lloyd
To:
Sir John Herschel
Date:
[31 August 1842]
Source of text:
RS:HS 11.283
Summary:

Has just received JH's circular. Was not fully aware of the labor involved in drawing up the Report of the Council. Needs a new edition of the part concerning the fixed observatories. Outlines method for new edition. Sabine should be responsible for the material on Magnetic Surveys.

Contributor:
John Herschel Project

Herschel1157

From:
Sir John Herschel
To:
Alexander von Humboldt
Date:
[1842-8-24 or later]
Source of text:
RS:HS 25.14.14
Summary:

Writes to send thanks by way of AH to the King of Prussia for the award of the Order of Merit. JH also comments on some astronomical matters.

Contributor:
John Herschel Project

Herschel1669

From:
Alfred Smee
To:
Sir John Herschel
Date:
[31 August 1842]
Source of text:
RS:HS 16.155
Summary:

Note accompanying a work detailing the study of voltaic circuits.

Contributor:
John Herschel Project

Herschel175

From:
Sir John Herschel
To:
George Biddell Airy
Date:
[19 August 1842]
Source of text:
RGO 6.693.108
Summary:

Asks GA's opinion as to whether Ordinance observatories should make their magnetic observations on a 3-minute or 5-minute system.

Contributor:
John Herschel Project

Herschel176

From:
Sir John Herschel
To:
George Biddell Airy
Date:
[25 August 1842]
Source of text:
RGO 6.693.110 (C: RGO 6.675.327; draft not in JH's hand RS:HS 1.107 & 22.132)
Summary:

Is organizing a committee to revise the instructions for observers at magnetic observatories; GA is on it.

Contributor:
John Herschel Project

Herschel2275

From:
Edward Sabine
To:
Sir John Herschel
Date:
[31 August 1842]
Source of text:
RS:HS 15.146
Summary:

Asks JH to consult [C. F.] Gauss concerning magnetical instructions. [Charles] Wilkes made mistake in distinguishing Balleny's[?] Land from 'American discoveries.' This has caused dispute.

Contributor:
John Herschel Project

Herschel2452

From:
Edward Sabine
To:
Sir John Herschel
Date:
17 August [1842]
Source of text:
RS:HS 15.306
Summary:

Magnetic survey of Austrian dominions to be undertaken. Sending portable apparatus for survey in Mediterranean along with instructions from [Charles] Riddell. Completed sea observations for R.S.L.

Contributor:
John Herschel Project

Herschel3847

From:
Caroline Lucretia Herschel
To:
Sir John Herschel
Date:
[4 August 1842]
Source of text:
unknown
Summary:

Promises in her next letter to comment about JH's 'chrysotype' photographic process.

Contributor:
John Herschel Project

Herschel3995

From:
Sir John Herschel
To:
Caroline Lucretia Herschel
Date:
[9 August 1842]
Source of text:
TxU:H/L-0587.12.b; Reel 1058
Summary:

Describes the total solar eclipse seen by Francis Baily at Pavia and George Airy at Turin. They were thrilled to witness three purple flames from the blocked sun emerge around the edge of the moon. Thirty more Cape Town sweeps remain to be reduced.

Contributor:
John Herschel Project

Herschel4434

From:
Benjamin Peirce
To:
Sir John Herschel
Date:
[15 August 1842]
Source of text:
RS:HS 14.151
Summary:

Sends Joseph Cranch to consult with JH over an equatorial telescope for Harvard College Observatory.

Contributor:
John Herschel Project

Herschel4717

From:
George Biddell Airy
To:
Sir John Herschel
Date:
[24 August 1842]
Source of text:
RS:HS 1.106 (C: RGO 6.368.655)
Summary:

Returning packet of papers on magnetism. Encloses copy of a letter he has sent to Edward Sabine. Has seen the recent eclipse of the sun.

Contributor:
John Herschel Project

Herschel4718

From:
George Biddell Airy
To:
Sir John Herschel
Date:
[31 August 1842]
Source of text:
RS:HS 1.108 (C: RGO 6.675.330)
Summary:

Encloses copy of a letter written to Edward Sabine. Wants instruments of quicker vibration.

Contributor:
John Herschel Project

Herschel6099

From:
Francis Baily
To:
Sir John Herschel
Date:
[26 August 1842]
Source of text:
RS:HS 3.226
Summary:

Further remarks concerning the recent eclipse and his own and G. B. Airy's papers on the subject.

Contributor:
John Herschel Project

Herschel6100

From:
Sir John Herschel
To:
Francis Baily
Date:
[27 August 1842]
Source of text:
RS:HS 3.227 (C: RS:HS 25.6.10 & 25.8.46)
Summary:

Thanks for the information on the eclipse. Comments on this. Events at the B.A.A.S. meeting. News of Wilhelm Struve's activities.

Contributor:
John Herschel Project

Herschel6101

From:
Francis Baily
To:
Sir John Herschel
Date:
[29 August 1842]
Source of text:
RS:HS 3.228
Summary:

Has read G. B. Airy's paper on the eclipse. Would JH send on FB's remarks on the eclipse to Airy. Comments on the phenomenon of the eclipse.

Contributor:
John Herschel Project

Herschel8543

From:
Sir John Herschel
To:
Mr. Collen
Date:
[17 August 1842]
Source of text:
BostonPubLib Ch.J.6.21
Summary:

Would be pleased to be visited by C to discuss the application regarding glass [lenses] of various algebraic formulae devised by JH. Will also show C some of JH's recent work in photography.

Contributor:
John Herschel Project

Herschel8881

From:
Sir John Herschel
To:
the Athenaeum
Date:
[10 August 1842]
Source of text:
Athenaeum, #773 (Aug. 20, 1842), 748
Summary:

Seeks to clear up confusions about various photographic processes, e.g., the Chrysotype process, developed by JH, about which confusions arose from earlier reports on them in the Athenaeum.

Contributor:
John Herschel Project

Herschel9025

From:
Sir John Herschel
To:
J. Coates
Date:
[8 August 1842]
Source of text:
Univ.Coll.London SDUK Papers
Summary:

[To JC as Secretary, Society for the Diffusion of Useful Knowledge:] Thanks for offer to send a copy of Augustus De Morgan's Differential and Integral Calculus.

Contributor:
John Herschel Project

Herschel9245

From:
F. M. Eardley-Wilmot
To:
Sir John Herschel
Date:
[12 August 1842]
Source of text:
RS:HS 7.2
Summary:

Has been unable to make many readings with the actinometer. Is expecting some irregular readings with the magnetometers. Survey of South Africa appears very distant. Relates recent events in Natal and with the Boers.

Contributor:
John Herschel Project

JHC298

From:
Sir Joseph Dalton Hooker
To:
Sir William Jackson Hooker
Date:
24 August 1842
Source of text:
JDH/1/2 f.69, The Royal Botanic Gardens, Kew
Summary:

JDH replies to letters from his father, William Jackson Hooker. JDH arrived at the Bay of Islands, [New Zealand] 18 Aug. At Port Jackson got 200 species incl. new Sclotheimia. Area is well known but JDH has found ferns & mosses new to Cunningham's flora. Collected animals from 400 fathoms, but no marine vegetation. In flower are: Vitex littoralis, Fuchsia excorticans & orchids incl. Pterostylis Banksii. Found a few lichens, fungi & seaweed. Met missionary, Colenso, through Captain King, they will collect Crytogammia. Describes landscape. Habitat wrong for Andraea, has found Trichostomum peridiatale, Neckera setosa & a Fissidens, looks for Dawsonia & Polytichium dendroides. Colenso will send live specimens incl. Hookeriae rotulata, pennata, quadrifaria & Leptostonum macrocarpona. Thanks Robb & Mitchell for letters. Hopes Thomson succeeds at the Calcutta Museum. Has few opportunities to botanize, is studying crustacea as a temp. alternative. Captain Ross has an excellent collection of marine zoology. Hopes that the findings of the expedition will be of scientific value & public interest. Next they go to Chatham Island, Falklands & the Cape. Hopes his sisters are well. Has concerns re. his Van Diemen's Land flora. Discusses spelling of VDL & name change to Tasmania. Points out errors in ICONES [PLANTARUM] re. Ranunc[ulus] pimpinellifolius & others. Mentions JOURNAL [OF BOTANY], Gardner's return, future plans, Arnott, completion of the Arctic Botany & 'Beechey's'. Compares Fitch's work in the GERENA FILICUM to Bauer's. Wants news from Athenaeum, Glasgow Association, Link & Klotzsch. Mentions Lindley's activities, Bentham's collections & Bagan at [Glasgow] University. JDH is sending a map & drawing in confidence. He stores collections in rum & tobacco casks. Has 20 bird skins, shells & insects for Maria. Describes a ball on the ships Erebus & Terror on Derwent [River], attended by John Franklin. Notes the Antarctica expedition has received less fanfare than Arctic ones.

Contributor:
Hooker Project
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