Search: Herschel, John in correspondent 
1820-1829::1825::08 in date 
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Showing 1–16 of 16 items

Herschel10112

From:
Robert Grahame, Sr.
To:
Sir John Herschel
Date:
[1 August 1825]
Source of text:
RS:HS 9.3
Summary:

Could he let him have the address of his son James as his mother died this morning.

Contributor:
John Herschel Project

Herschel4049

From:
Sir John Herschel
To:
Caroline Lucretia Herschel
Date:
1825-[8 or later]
Source of text:
TxU:H/L-0570.2.a; Reel 1058
Summary:

Informs CH of his gold medal from the French Academy of Sciences for JH's and James South's paper on double stars. Finds CH's catalogue of nebulae in zones very useful. Heard about Johann Pfaff's death. James Grahame may be moving to Göttingen.

Contributor:
John Herschel Project

Herschel9762

From:
Sir John Herschel
To:
Davies Gilbert
Date:
[1 August 1825]
Source of text:
RS:HS 20.219
Summary:

Comments on JH's mother's health, some communication from Greenwich, and the weather.

Contributor:
John Herschel Project

Herschel10829

From:
Sir John Herschel
To:
John Herapath
Date:
[1 August 1825]
Source of text:
RS:HS 10.181 & 20.220
Summary:

Knows nothing of the enmity of Humphry Davy towards [John] Herapath. The purpose of JH's last letter was to point out that Herapath was in error in his solution of certain equations. Must consider correspondence closed.

Contributor:
John Herschel Project

Herschel8468

From:
Sir John Herschel
To:
James South
Date:
[2 August 1825]
Source of text:
RS:HS 16.448
Summary:

JH's attempts with Edward Sabine to measure the difference in longitude between Greenwich and the Paris Observatory. Supplies, for Alexander von Humboldt, JH's measurement of Mount Etna's height. Gives message for François Arago concerning paper on magnetism published by JH and Charles Babbage.

Contributor:
John Herschel Project

Herschel8687

From:
Sir John Herschel
To:
Carl Friedrich Gauss
Date:
[3 August 1825]
Source of text:
NSUB Cod.Ms.Gauss 99 (C: RS:HS 20.221)
Summary:

Note to accompany the sending of a number of papers; comments on the orbits of double stars.

Contributor:
John Herschel Project

Herschel5699

From:
[Charles] R[igobert Marie] Bonne
To:
Sir John Herschel
Date:
[6 August 1825]
Source of text:
RS:HS 4.189
Summary:

Concerning Lieut. C. L. Largeteau's recent observations.

Contributor:
John Herschel Project

Herschel10351

From:
Charles L. Harding
To:
Sir John Herschel
Date:
[7 August 1825]
Source of text:
RS:HS 9.234
Summary:

Thanks for the double star catalogue of JH and James South; comments on observing Encke's and Biela's comets.

Contributor:
John Herschel Project

Herschel12642

From:
Sir John Herschel
To:
Mary Baldwin
Date:
[10 August 1825]
Source of text:
TxU:H/L-0062; Reel 1054
Summary:

JH's mother will pay Mr. Beckwith to cover debt of MB's brother Thomas, who now owes Lady Herschel £1035. Comments on Thomas Baldwin's proposal for business partnership with JH and request for loan from JH.

Contributor:
John Herschel Project

Herschel8469

From:
James South
To:
Sir John Herschel
Date:
[12 August 1825]
Source of text:
RS:HS 16.449
Summary:

Comments on various errors detected in the catalogue of double stars published by JH and JS. Scientific affairs in Paris in relation to Alexander von Humboldt, François Arago, P. S. Laplace, and others. Various cometary and stellar observations of JS.

Contributor:
John Herschel Project

Herschel8862

From:
Sir John Herschel
To:
Astronomische Nachrichten
Date:
[15 August 1825]
Source of text:
Astronomische Nachrichten, 4 (1826), 231-6
Summary:

Writing in response to claims made by Josef Fraunhofer, discusses the relative merits of reflecting versus refracting telescopes. Adds comments on double star observations made by JH and James South.

Contributor:
John Herschel Project

Herschel8470

From:
Sir John Herschel
To:
James South
Date:
[16 August 1825]
Source of text:
RS:HS 16.450
Summary:

Asks JS to check over and forward to Astronomische Nachrichten JH's paper ['Letter on Fraunhofer's Claims for the Inferiority of Reflecting as Compared to Refracting Telescopes'], which paper calls attentions to errors in the catalogue of double stars published by JS and JH.

Contributor:
John Herschel Project

Herschel8471

From:
James South
To:
Sir John Herschel
Date:
[22 August 1825]
Source of text:
RS:HS 16.451
Summary:

Reports observing with J. N. Nicollet two comets. Observations of Encke's comet. Gives position of nebula to be observed by JH.

Contributor:
John Herschel Project

Herschel7942

From:
Charles Wheatstone
To:
Sir John Herschel
Date:
[23 August 1825]
Source of text:
RS:HS 18.144
Summary:

Appreciates JH's interest in and encouragement of CW's experiments. Describes new experiments to elucidate theory of undulatory motion of sound and light. Invented 'kaleidophone' to display paths of vibrating rods. Hopes JH can confirm these results.

Contributor:
John Herschel Project

Herschel4949

From:
Giovanni B. Amici
To:
Sir John Herschel
Date:
[27 August 1825]
Source of text:
RS:HS 1.336
Summary:

Is sending journals for JH and others listed. Observations on telescopes and star readings.

Contributor:
John Herschel Project

Herschel11216

From:
Pierre Simon Laplace
To:
Sir John Herschel
Date:
[30 August 1825]
Source of text:
RS:HS 11.105
Summary:

Sends the last volume of his Mécanique céleste for the R.S.L. Comments on his various activities. Is grateful for the memoirs JH sent.

Contributor:
John Herschel Project
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