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L680

From:
André-Marie Ampère
To:
Michael Faraday
Date:
1825
Source of text:
().
Summary:

No summary available.

Contributor:
La Correspondance d’André-Marie Ampère
Text Online

L681

From:
André-Marie Ampère
To:
?
Date:
1825
Source of text:
Correspondance du Grand Ampère (Paris: 1936), p. 675-676.
Summary:

No summary available.

Contributor:
La Correspondance d’André-Marie Ampère
Text Online

L682

From:
André-Marie Ampère
To:
Humphry Davy
Date:
1825
Source of text:
Correspondance du Grand AmpèreRevue générale d'Électricité (Paris: 1936(numéro spécial) novembre 1922), p. 679-680p. 103..
Summary:

No summary available.

Contributor:
La Correspondance d’André-Marie Ampère
Text Online

L837

From:
F. Dumouchel
To:
André-Marie Ampère
Date:
15 janvier 1825
Source of text:
Fonds André-Marie Ampère chemise 351, Archives de l'Académie des sciences, Paris
Summary:

No summary available.

Contributor:
La Correspondance d’André-Marie Ampère
Text Online

L902

From:
André-Marie Ampère
To:
Marc-Auguste Pictet
Date:
16 janvier 1825
Source of text:
Correspondance. Sciences et techniques, t. II Les correspondants français (Genève: 1998), p. 56-57.
Summary:

No summary available.

Contributor:
La Correspondance d’André-Marie Ampère

DCP-LETT-10

From:
Erasmus Alvey Darwin
To:
Charles Robert Darwin
Date:
[17 Jan 1825]
Source of text:
DAR 204: 8
Summary:

Proposes a dry place for the apparatus for their laboratory and draws a plan for CD’s criticism.

Price has found black sediment in his tea, which was attracted to a magnet.

Contributor:
Darwin Correspondence Project

DCP-LETT-11

From:
Erasmus Alvey Darwin
To:
Charles Robert Darwin
Date:
[24 Jan 1825]
Source of text:
DAR 204: 9
Summary:

Asks CD to do an experiment for him.

Has found a curious stone in his fire.

Price’s iron in tea measured 13 per cent.

Contributor:
Darwin Correspondence Project

DCP-LETT-9

From:
Erasmus Alvey Darwin
To:
Charles Robert Darwin
Date:
[10 Jan 1825]
Source of text:
DAR 204: 7
Summary:

Saw a mineral salesman, but he had nothing CD does not already have.

EAD has a piece of petrified sponge and some curious coal that John Price pulled out of his fire.

Griffith’s Animal kingdom [Griffith, Edward, et al. 1827–35. The animal kingdom arranged in conformity with its organization, by the Baron Cuvier, … with additional descriptions of all the species hitherto named, and of many not before noticed. 16 vols. London] just being published. He is sure CD would like it.

Contributor:
Darwin Correspondence Project
Text Online

Faraday0250

From:
Isambard Kingdom Brunel
To:
Michael Faraday
Date:
17 January 1825
Source of text:
MU MS 173
Summary:

No summary available.

Contributor:
Faraday Project
Text Online

Faraday0251

From:
Michael Faraday
To:
William Savage
Date:
28 January 1825
Source of text:
RI MS F1 B04
Summary:

No summary available.

Contributor:
Faraday Project
Text Online

Faraday4670u

From:
Michael Faraday
To:
John Frederick William Herschel
Date:
Between 1825 and 1835
Source of text:
UTA Herschel Papers M187
Summary:

No summary available.

Contributor:
Faraday Project
Text Online

HENSLOW-1203

From:
J. S. Henslow
To:
J. C. Dale
Date:
23 January 1825
Source of text:
Oxford University Museum of Natural History Archive Collections, James Charles Dale Collection
Summary:

No summary available.

Contributor:
Henslow Correspondence Project
Text Online

HENSLOW-618

From:
Adam Sedgwick
To:
J. S. Henslow
Date:
1842
Source of text:
Cambridge University Library MS Add. 8177: 280
Summary:

No summary available.

Contributor:
Henslow Correspondence Project

Herschel11500

From:
Sir John Herschel
To:
Francis Lunn
Date:
5 January [1825]
Source of text:
RS:HS 11.412verso
Summary:

Concludes original letter lost. Impossible to do any further work for the Encyclopaedia Metropolitana. Hopes FL will write the article.

Contributor:
John Herschel Project

Herschel11501

From:
Francis Lunn
To:
Sir John Herschel
Date:
14 January [1825]
Source of text:
RS:HS 11.413
Summary:

Their letters have missed more than once, and JH's last letter is now at the Return Office. Would like to see this letter to learn JH's views on the article on Heat. Gives own ideas how article should be written, too busy himself, so hopes JH can write it, or does he know any other person?

Contributor:
John Herschel Project

Herschel1205

From:
James Hudson
To:
Sir John Herschel
Date:
1825 -1-16
Source of text:
RS:HS B26.26
Summary:

Sends JH a sketch of an experiment already made.

Contributor:
John Herschel Project

Herschel12543

From:
Sir John Herschel
To:
Giovanni Antonio Plana
Date:
[14 January 1825]
Source of text:
RS:HS 13.413 (C (inc): RS:HS 20.195)
Summary:

Apologizes for delay in writing. Describes JH's travels across Europe back to England. Is sending GP copies of JH's papers in physics, mathematics, and astronomy, especially double stars. Describes a new instrument, a floating collimator, described by Henry Kater at the R.S.L. [Rough notes for a later letter on the back of part of this one.]

Contributor:
John Herschel Project

Herschel2098

From:
Sir John Herschel
To:
William Ritchie
Date:
[27 January 1825]
Source of text:
RS:HS 14.347 (C: RS:HS 20.197)
Summary:

Presented WR's paper on a new photometer to R.S.L. Discusses how objections may be avoided. Believes [John] Leslie's photometer should be thrown aside.

Contributor:
John Herschel Project

Herschel2099

From:
William Ritchie
To:
Sir John Herschel
Date:
[30 January 1825]
Source of text:
RS:HS 14.348
Summary:

Still anxious to become a fellow of the R.S.L. Thanks JH for offer. Would like to be elected before end of present session.

Contributor:
John Herschel Project

Herschel2994

From:
Sir John Herschel
To:
Wilhelm Struve
Date:
[24 January 1825]
Source of text:
RS:HS 17.106a (C: RS:HS 20.196)
Summary:

Asks WS for account of the performance of his new [Josef] Fraunhofer telescope. Corroborates WS's double star motion data, except for 70 Ophiuchi, where JH and [James] South find no motion. Asks for observational targets and urges care in WS's observational technique. Mentions WS's intention to undertake celestial zone with [F. W.] Bessel. Describes [Henry] Kater's 'floating collimator.'

Contributor:
John Herschel Project
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