Search: Herschel, John in author 
1820-1829::1825::08 in date 
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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

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

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
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