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1860-1869::1865 in date 
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Herschel11518

From:
Sir Charles Lyell
To:
Sir John Herschel
Date:
[31 January 1865]
Source of text:
RS:HS 11.431
Summary:

Origin of siliceous minerals sent by JH. Planning tenth edition of Principles of Geology. Convinced that changes in position of land and sea were principal causes of climate changes. Questions [James] Croll's theory of astronomical influences on climate, based on data from U. J. J. Le Verrier. Compares earth-pillars in Rhone valley with those in Tyrol. Wants tenth edition to include woodcut of JH's [1821?] drawings of earth-pillars.

Contributor:
John Herschel Project

Herschel8377

From:
Helen Underhill
To:
Sir John Herschel
Date:
[1865-2 or earlier]
Source of text:
RS:HS 19.176b
Summary:

Thanks for 'valuable addition' to HU's book.

Contributor:
John Herschel Project

Herschel5655

From:
William Radcliffe Birt
To:
Sir John Herschel
Date:
[2 February 1865]
Source of text:
RS:HS 4.144
Summary:

Notifying him of a forthcoming meeting of the Lunar Committee of the B.A.A.S. Hopes he will attend.

Contributor:
John Herschel Project

Herschel12182

From:
W[illiam] J. Millar
To:
Sir John Herschel
Date:
[3 February 1865]
Source of text:
RS:HS 13.40
Summary:

Having read JH's paper in Good Words on the weather he commenced a series of observations of the state of the sky during three days of each lunation. Will be pleased to continue sending his observations if JH is willing to accept them.

Contributor:
John Herschel Project

Herschel6556

From:
James Croll
To:
Sir John Herschel
Date:
[4 February 1865]
Source of text:
RS:HS 5.299
Summary:

Sending his paper on the causes of change of climate, and would be glad of JH's comments and opinion on its worth.

Contributor:
John Herschel Project

Herschel1266

From:
Charles Babbage
To:
Sir John Herschel
Date:
[6 February 1865]
Source of text:
RS:HS B27.30 (Draft?: BL Aaa 32309.209)
Summary:

Draws JH's attention to an article in the most recent Philosophical Magazine.

Contributor:
John Herschel Project

Herschel3406

From:
John Tyndall
To:
Sir John Herschel
Date:
[7 February 1865]
Source of text:
RS:HS 17.399a (C: RI 536)
Summary:

Sends copy of JT's '3rd Memoir,' along with specimens of liquid mercury ethyl and mercury methyl from discoverers Edward Frankland and B. F. Duppa.

Contributor:
John Herschel Project

Herschel6860

From:
Warren de La Rue
To:
Sir John Herschel
Date:
[10 February 1865]
Source of text:
RS:HS 6.168
Summary:

Was pleased to receive JH's letter requesting him to communicate the subject to the Society. Has been busy preparing the Annual Report so has not had time to follow up Mr. Traye's papers.

Contributor:
John Herschel Project

Herschel4282

From:
Charles Pritchard
To:
Sir John Herschel
Date:
[11 February 1865]
Source of text:
RS:HS 14.96
Summary:

R.S.L. approves of CP's optical work, believing it will be helpful at observatories abroad. CP comments on Alexander Herschel's prism experiments.

Contributor:
John Herschel Project

Herschel11519

From:
Sir Charles Lyell
To:
Sir John Herschel
Date:
[11 February 1865]
Source of text:
RS:HS 11.432
Summary:

Regarding the editions in which he cited JH's paper. Further comments on James Croll's paper, and on the effects of glacial and astronomical events. Is the quantity of heat radiated by the sun in the course of the year always the same? Thanks for the drawings of the Botzen columns.

Contributor:
John Herschel Project

Herschel1267

From:
Walter White
To:
Sir John Herschel
Date:
[11 February 1865]
Source of text:
RS:HS B27.31
Summary:

At JH's request, WW sends JH a list of members present at the 'irregular' council meeting on 23 Nov. 1826, together with the business recorded in the minutes, which does not include any mention of the matter of the secretaryship of the R.S.L.

Contributor:
John Herschel Project

Herschel6557

From:
James Croll
To:
Sir John Herschel
Date:
[14 February 1865]
Source of text:
RS:HS 5.301
Summary:

Thanks for his letter concerning his own paper on the changes in climate. Points out parts where JH seems to have been mistaken in his views as expressed.

Contributor:
John Herschel Project

Herschel7289

From:
Thomas L. Dames
To:
Sir John Herschel
Date:
[15 February 1865]
Source of text:
RS:HS 6.468
Summary:

By all means retain the specimens and send them to Lyell or anyone else as he sees fit.

Contributor:
John Herschel Project

Herschel11520

From:
Sir Charles Lyell
To:
Sir John Herschel
Date:
[16 February 1865]
Source of text:
RS:HS 11.434
Summary:

Has ordered that a copy of his new 6th edition of the Elements [of Geology] should be sent to JH. He wants the drawings of the earth pillars for the 10th edition of his Principles dealing with the effect of rain. JH's drawing made a great impression on him.

Contributor:
John Herschel Project

Herschel10808

From:
H[enry Drury] Harness
To:
Sir John Herschel
Date:
[17 February 1865]
Source of text:
RS:HS 10.161
Summary:

Regarding the assaying at the Mint. Hopes JH will use his influence to assist W. H. Barton's son.

Contributor:
John Herschel Project

Herschel1955

From:
George Gabriel Stokes
To:
Sir John Herschel
Date:
[20 February 1865]
Source of text:
DMC 695A.885.34
Summary:

A letter from the Secretary of R. S. L. asking JH to review several papers. [Appended is a copy of JH's review in draft form.]

Contributor:
John Herschel Project

Herschel11521

From:
Sir Charles Lyell
To:
Sir John Herschel
Date:
[21 February 1865]
Source of text:
RS:HS 11.436
Summary:

Impressed by JH's [1824] drawings of earth-pillars in Botzen. Plans to visit them this year. Causes of earth-pillars. Speculates on climate changes on planet Mars.

Contributor:
John Herschel Project

Herschel6559

From:
James Croll
To:
Sir John Herschel
Date:
[23 February 1865]
Source of text:
RS:HS 5.303
Summary:

Gives various references in answer to JH's queries. Further regarding climatic changes.

Contributor:
John Herschel Project

Herschel10200

From:
Johann Galle
To:
Sir John Herschel
Date:
[23 February 1865]
Source of text:
RS:HS 9.86
Summary:

A note of thanks for copies of recent writings by JH and his son Alexander.

Contributor:
John Herschel Project

Herschel6555

From:
Bernard Cracroft
To:
Sir John Herschel
Date:
[24 February 1865]
Source of text:
RS:HS 5.298
Summary:

Speculations on the causes of hydrophobia. Has he seen the work of J. B. Luys on the spinal system?

Contributor:
John Herschel Project
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