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From:
Charles Robert Darwin
To:
Alexander Young Spearman, 1st baronet
Date:
5 Aug 1842
Source of text:
The National Archives (TNA) (T1/4723 paper 15949)
Summary:

The Smith, Elder & Co. account for the first number of part five of the Zoology, now published, is presented.

Contributor:
Darwin Correspondence Project
From:
Charles Robert Darwin
To:
Hugh Edwin Strickland
Date:
[11 Aug 1842]
Source of text:
Museum of Zoology Archives, University of Cambridge (Strickland Papers)
Summary:

Congratulates HES on producing an authoritative document [BAAS committee report on zoological nomenclature].

Has been to N. Wales looking at glacier traces described by W. Buckland, which are most interesting and clear. Has written an article on what he saw ["Ancient glaciers of Caernarvonshire" (1842), Collected papers 1: 163–71].

Contributor:
Darwin Correspondence Project
From:
Thomas Blunt
To:
Charles Robert Darwin
Date:
11 Aug 1842
Source of text:
DAR 5: B17–18
Summary:

Gives the height of Shrewsbury above sea-level.

Contributor:
Darwin Correspondence Project
From:
Charles Robert Darwin
To:
William John Broderip
Date:
[31 Aug 1842]
Source of text:
Harry Ransom Center, The University of Texas at Austin
Summary:

Discusses toad [mentioned in Journal of researches, p. 115].

Describes house at Down.

Contributor:
Darwin Correspondence Project
From:
Henry Holland
To:
Sir John Herschel
Date:
17 August [1842]
Source of text:
RS:HS 9.432
Summary:

Compliments JH's translation (1842) of J. C. F. Schiller's 'The Walk.' Is going to Scotland, then Switzerland. Has seen enough of America.

Contributor:
John Herschel Project
From:
Sir John Herschel
To:
George Biddell Airy
Date:
[25 August 1842]
Source of text:
RGO 6.675.329
Summary:

A note to accompany some letters being returned to GA.

Contributor:
John Herschel Project
From:
Alexander von Humboldt
To:
Sir John Herschel
Date:
[19 August 1842]
Source of text:
RS:HS 10.66
Summary:

Recounts details of his recent visit to England. Recent astronomical observations. Has JH heard from C. K. J. Bunsen about his award?

Contributor:
John Herschel Project
From:
Humphrey Lloyd
To:
Sir John Herschel
Date:
[22 August 1842]
Source of text:
RS:HS 11.281
Summary:

Thinks it necessary to revise the instructions for the magnetic observations. Makes some suggestions for the Report of the Committee.

Contributor:
John Herschel Project
From:
Sir John Herschel
To:
Humphrey Lloyd
Date:
[24 August 1842]
Source of text:
RS:HS 11.282 (C: RS:HS 22.137)
Summary:

Regarding the revision of the instructions for the magnetic observatories.

Contributor:
John Herschel Project
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
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
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
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
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
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
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
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
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
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
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