Search: Herschel, John in correspondent 
1850-1859::1858::10 in date 
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Herschel7094

From:
Augustus De Morgan
To:
Sir John Herschel
Date:
[18 October 1858]
Source of text:
RS:HS 6.318
Summary:

JH has turned round his question. Samuel Earnshaw has professed to have integrated the pipe equation. Gives an equation of his own.

Contributor:
John Herschel Project

Herschel7683

From:
William Crookes
To:
Sir John Herschel
Date:
[23 October 1858]
Source of text:
RAS:JH Archive 12/1.4; Reel 10
Summary:

Invites remarks from JH. Except for W. H. F. Talbot's 'new discovery,' the subject of copying paintings draws the most attention from readers.

Contributor:
John Herschel Project

Herschel8789

From:
Sir John Herschel
To:
Sir William J. Hooker
Date:
[31 October 1858]
Source of text:
Royal Botanic Gardens
Summary:

Please distinguish between the genus Wellingtonia and the genus Sequoia.

Contributor:
John Herschel Project

Herschel8922

From:
Sir John Herschel
To:
Photographic News
Date:
[13 October 1858]
Source of text:
Photographic News, 1 (Oct. 29, 1858), 86
Summary:

Discusses the use in photography of a metallic substance named Junonium.

Contributor:
John Herschel Project

Herschel901

From:
Sir John Herschel
To:
Margaret Brodie Herschel
Date:
[8 October 1858]
Source of text:
JHS 5.21
Summary:

Gives a detailed account of the wanderings and visits of JH and son John; among other things they observed a comet at night.

Contributor:
John Herschel Project

Herschel9203

From:
Sir John Herschel
To:
William Whewell
Date:
[19 October 1858]
Source of text:
TC, Camb. Add. Ms.a.20796 (C: RS:HS 23.244)
Summary:

Discusses various arrangements of the chemical elements, including those of [J. P.] Cooke and [John] Mercer. Asks WW about capillary action.

Contributor:
John Herschel Project
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