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L1019

From:
André-Marie Ampère
To:
Gerrit Moll
Date:
1821
Source of text:
Fonds André-Marie Ampère chemise 183, Archives de l'Académie des sciences, Paris
Summary:

No summary available.

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

Faraday0123

From:
Michael Faraday
To:
Alexander John Gaspard Marcet
Date:
3 January 1821
Source of text:
RI MS F1 B01
Summary:

No summary available.

Contributor:
Faraday Project
Text Online

Faraday0124

From:
Joseph Louis Gay-Lussac
To:
Michael Faraday
Date:
12 January 1821
Source of text:
IEE MS SC 2
Summary:

No summary available.

Contributor:
Faraday Project
Text Online

HENSLOW-1201

From:
J. S. Henslow
To:
J. C. Dale
Date:
1821
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-3

From:
James Cumming
To:
J. S. Henslow
Date:
1821
Source of text:
Cambridge University Library MS Add. 8176:7
Summary:
Contributor:
Henslow Correspondence Project

Herschel1141

From:
Sir John Herschel
To:
Mrs. Mary Frances Kater
Date:
[1821 to 1828]
Source of text:
RS:HS 25.13.22
Summary:

Accidentally found some verses on a scrap of paper, and wondered if it would fit the music of Cherry Ripe; sends verses to MK.

Contributor:
John Herschel Project

Herschel1142

From:
Sir John Herschel
To:
Mrs. Mary Frances Kater
Date:
[1821 to 1828]
Source of text:
RS:HS 25.13.23
Summary:

Asks MK's permission to allow a close friend to make use of the words once sent to her by JH as suitable for the music of Cherry Ripe.

Contributor:
John Herschel Project

Herschel12189

From:
G[erard] Moll
To:
Sir John Herschel
Date:
[16 January 1821]
Source of text:
RS:HS 13.47
Summary:

Thanks for the kind reception afforded him at Slough. Sends a copy of [J. H.?] Schröder's paper on the discoveries of William Herschel. Also sends some observations of the late solar eclipse made in Holland.

Contributor:
John Herschel Project

Herschel12471

From:
William Hasledine Pepys
To:
Sir John Herschel
Date:
[30 January 1821]
Source of text:
RS:HS 13.337
Summary:

Invites JH to the London Institution to meet Humphry Davy.

Contributor:
John Herschel Project

Herschel14636

From:
Mary Pitt Herschel
To:
Sir John Herschel
Date:
[1821]
Source of text:
TxU:H/M-0620.4; Reel 1086
Summary:

William Herschel is glad that JH declined offer for WH to become commissioner of longitude. Hopes JH enjoys visit with James South and family.

Contributor:
John Herschel Project

Herschel14757

From:
James South
To:
Sir John Herschel
Date:
[1821]
Source of text:
TxU:H/M-0946.1; Reel 1083
Summary:

Sends three chronometers set to Blackman St. time. Confirm them by a transit of Arcturus tomorrow, then return them to JS at Blackman St. Gives times for next rocket firings.

Contributor:
John Herschel Project

Herschel14774

From:
[J.?] Henry
To:
Sir John Herschel
Date:
[1821
Source of text:
TxU:H/M-1002; Reel 1083
Summary:

Compares observed times of rocket bursts at observatory and at Blackman St.

Contributor:
John Herschel Project

Herschel3573

From:
Sir John Herschel
To:
Michael Faraday
Date:
[1821 or later]
Source of text:
RI 499-500 F3B
Summary:

Discusses origin and reactions of enclosed borate of lead. Postscripts on parallel strata in glass.

Contributor:
John Herschel Project

Herschel5205

From:
Sir John Herschel
To:
Charles Babbage
Date:
[22 January 1821]
Source of text:
RS:HS 2.153 & 20.110
Summary:

Hopes to call on Thursday to discuss queries. Regarding recent astronomical experiments. Alterations to his twenty-foot telescope.

Contributor:
John Herschel Project

Herschel5206

From:
Charles Babbage
To:
Sir John Herschel
Date:
[31 January 1821]
Source of text:
RS:HS 2.154
Summary:

Meeting at Dr. George Pearson's on Friday next.

Contributor:
John Herschel Project

Herschel5398

From:
Charles Babbage
To:
Sir John Herschel
Date:
[1821?]
Source of text:
RS:HS 2.345
Summary:

Can JH deputize for him at the Astronomical Society meeting?

Contributor:
John Herschel Project

Herschel5600

From:
Sir John Herschel
To:
Jean Baptiste Biot
Date:
[12 January 1821]
Source of text:
RS:HS 4.90 & 20.108
Summary:

Regarding refraction in crystals of apophyllite and quartz.

Contributor:
John Herschel Project

Herschel5804

From:
John Brinkley
To:
Sir John Herschel
Date:
[29 January 1821]
Source of text:
RS:HS 4.274
Summary:

It was too cloudy for any worthwhile observations to be made during the recent eclipse. Looking forward to the publication of JH's work. Outlines his own recent and projected work. Thomas Brisbane observed the eclipse at Cork.

Contributor:
John Herschel Project

Herschel7793

From:
Henrik Johan Walbeck
To:
Sir John Herschel
Date:
[1 January 1821]
Source of text:
unknown
Summary:

Further eclipse observations from around the world [see HW's 1820-7-30].

Contributor:
John Herschel Project

Herschel8013

From:
William Hyde Wollaston
To:
Sir John Herschel
Date:
[1821 or 1827]-1-17
Source of text:
RS:HS 18.281
Summary:

Sir Edward Codrington will take charge of chronometer for Captain Copeland if delivered to Codrington at Portsmouth.

Contributor:
John Herschel Project
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