Search: Herschel, John in correspondent 
Talbot, William Henry Fox in correspondent 
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letter in document-type 
1840-1849::1841 in date 
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Showing 1–14 of 14 items

Herschel8831

From:
Sir John Herschel
To:
William Henry Fox Talbot
Date:
[16 March 1841]
Source of text:
Science Museum Talbt 1/28
Summary:

Praises WT for invention of 'Kalotype' process; predicts it will be called 'Talbotype.' Notes excellence for photography of the weather during past year. Mentions possibility of cases of excessively rapid photographic change.

Contributor:
John Herschel Project

Herschel1354

From:
William Henry Fox Talbot
To:
Sir John Herschel
Date:
[17 March 1841]
Source of text:
RS:HS 17.304a
Summary:

Announces his invention of the 'calotype', and his application for a patent. Questions JH on his address to R.A.S., objecting to idea that universe is infinite.

Contributor:
John Herschel Project

Herschel1355

From:
William Henry Fox Talbot
To:
Sir John Herschel
Date:
[18 March 1841]
Source of text:
RS:HS 17.305a
Summary:

Preparing his calotype paper for publication. Looking for a summer house, somewhere interesting to photograph.

Contributor:
John Herschel Project

Herschel8832

From:
Sir John Herschel
To:
William Henry Fox Talbot
Date:
[22 March 1841]
Source of text:
Science Museum Talbt 1/29 (C: RS:HS 17.304b & 22.81) Buckland, Talbot, 66 inc
Summary:

Congratulates WT on the calotype invention and the patent. Responds at some length to WT's concerns about the infinity of the universe. In postscript, provides a 4-page dialogue on the subject.

Contributor:
John Herschel Project

Herschel8833

From:
Sir John Herschel
To:
William Henry Fox Talbot
Date:
[25 March 1841]
Source of text:
Science Museum Talbt 1/30 (C: RS:HS 17.305b & RS:HS 22.82)
Summary:

A further two dialogues elaborating on JH's earlier arguments [see JH's 1841-3-18] on the infinity/finitude of the universe.

Contributor:
John Herschel Project

Herschel8834

From:
Sir John Herschel
To:
William Henry Fox Talbot
Date:
[6 April 1841]
Source of text:
Science Museum Talbt 1/31 (C: RS:HS 17.306b & 22.83)
Summary:

Doubts that isomerism of all elements can be verified experimentally, but notes a number of groups with similar atomic weights that might well fit. Further on vegetable colors in photography. Refers to enclosure of a further dialogue on infinity.

Contributor:
John Herschel Project

Herschel1356

From:
William Henry Fox Talbot
To:
Sir John Herschel
Date:
[6 April 1841]
Source of text:
RS:HS 17.306a
Summary:

Reports receipt of a communication, which argues that all elements are merely isomers of one substance. Expresses support for such a view.

Contributor:
John Herschel Project

Herschel8835

From:
Sir John Herschel
To:
William Henry Fox Talbot
Date:
[14 May 1841]
Source of text:
Science Museum Talbt 1/32
Summary:

Has been experimenting with paper prepared with light-sensitive vegetable juices. Sends two specimens of JH's results.

Contributor:
John Herschel Project

Herschel1357

From:
William Henry Fox Talbot
To:
Sir John Herschel
Date:
[19 May 1841]
Source of text:
RS:HS 17.307
Summary:

Some details of improvements in the calotype method.

Contributor:
John Herschel Project

Herschel1358

From:
William Henry Fox Talbot
To:
Sir John Herschel
Date:
[12 June 1841]
Source of text:
RS:HS 17.308
Summary:

Sends JH sample of chemicals and paper to make calotype himself.

Contributor:
John Herschel Project

Herschel1359

From:
William Henry Fox Talbot
To:
Sir John Herschel
Date:
[1 July 1841]
Source of text:
RS:HS 17.309a
Summary:

Has read WT's paper before the R.S.L. and now complains they will not print it in the R.S.P.T. as they understand it has appeared elsewhere.

Contributor:
John Herschel Project

Herschel8836

From:
Sir John Herschel
To:
William Henry Fox Talbot
Date:
[5 July 1841]
Source of text:
Science Museum Talbt 1/33 (draft: RS:HS 17.309b & C: RS:HS 22.91)
Summary:

Explains the operation of the Council of the R.S.L. and hopes that WT will treat their unintended slight as a 'gaucherie'.

Contributor:
John Herschel Project

Herschel1361

From:
Sir John Herschel
To:
William Henry Fox Talbot
Date:
1841-7-25 or later
Source of text:
RS:HS 17.310b (C: RS:HS 22.92)
Summary:

Expresses reservations about Samuel Brown's work. Apologizes for delay in trying calotype; has done only some vegetable substance trials.

Contributor:
John Herschel Project

Herschel1360

From:
William Henry Fox Talbot
To:
Sir John Herschel
Date:
[25 July 1841]
Source of text:
RS:HS 17.310a
Summary:

Reports on paper by Samuel Brown to the Royal Society of Edinburgh on the conversion of carbon to silicon, and other transmutations. Reports on discovery of new element, ozone, and complains further about R.S.L. Council.

Contributor:
John Herschel Project
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