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A collaborative digital framework for nineteenth-century letters of science

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letter (208)
L1019
From:  André-Marie Ampère
To:  Gerrit Moll
Date:  1821
Classmark:  Fonds André-Marie Ampère chemise 183, Archives de l'Académie des sciences, Paris
Contributor:  La Correspondance d’André-Marie Ampère
Herschel5398
From:  Charles Babbage
To:  Sir John Herschel
Date:  [1821?]
Classmark:  RS:HS 2.345
Summary:  

Can JH deputize for him at the Astronomical Society meeting?

Contributor:  John Herschel Project
Herschel14774
From:  [J.?] Henry
To:  Sir John Herschel
Date:  [1821
Classmark:  TxU:H/M-1002; Reel 1083
Summary:  

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

Contributor:  John Herschel Project
Herschel14636
From:  Mary Pitt Herschel
To:  Sir John Herschel
Date:  [1821]
Classmark:  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
Herschel3573
From:  Sir John Herschel
To:  Michael Faraday
Date:  [1821 or later]
Classmark:  RI 499-500 F3B
Summary:  

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

Contributor:  John Herschel Project
Herschel8211
From:  Sir John Herschel
To:  Henry Kater
Date:  [1821 to 1822]
Classmark:  RS:HS 19.17 (C: RS:HS 25.13.21)
Summary:  

Sends set of William Herschel's duplicated papers. Curious results 'examining the rings,' but bad weather has hampered experiments. Correction of spherical aberration. JH is using J. d'Alembert's Opuscules. Image of Alpha Lyrae.

Contributor:  John Herschel Project
Herschel1141
From:  Sir John Herschel
To:  Mrs. Mary Frances Kater
Date:  [1821 to 1828]
Classmark:  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]
Classmark:  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
Herschel9042
From:  Sir John Herschel
To:  William Whewell
Date:  [1821?]
Classmark:  TC, Camb. Add. Ms.a.20718 (C: RS:HS 21.36)
Summary:  

Provides detailed travel suggestions for WW's planned trip to the continent. Asks WW to deliver letters to various European scientists.

Contributor:  John Herschel Project
Herschel14757
From:  James South
To:  Sir John Herschel
Date:  [1821]
Classmark:  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
Herschel7793
From:  Henrik Johan Walbeck
To:  Sir John Herschel
Date:  [1 January 1821]
Classmark:  unknown
Summary:  

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

Contributor:  John Herschel Project
Faraday0123
From:  Michael Faraday
To:  Alexander John Gaspard Marcet
Date:  3 January 1821
Classmark:  RI MS F1 B01
Contributor:  Faraday Project
Faraday0124
From:  Joseph Louis Gay-Lussac
To:  Michael Faraday
Date:  12 January 1821
Classmark:  IEE MS SC 2
Contributor:  Faraday Project
Herschel5600
From:  Sir John Herschel
To:  Jean Baptiste Biot
Date:  [12 January 1821]
Classmark:  RS:HS 4.90 & 20.108
Summary:  

Regarding refraction in crystals of apophyllite and quartz.

Contributor:  John Herschel Project
Herschel8208
From:  Sir John Herschel
To:  Henry Kater
Date:  [16 January 1821]
Classmark:  RS:HS 19.14 (C: 20.109)
Summary:  

Collecting English observations of eclipse of 7 Sept. 1820 for H. J. Walbeck. Construction of object glasses.

Contributor:  John Herschel Project
Herschel12189
From:  G[erard] Moll
To:  Sir John Herschel
Date:  [16 January 1821]
Classmark:  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
Herschel8013
From:  William Hyde Wollaston
To:  Sir John Herschel
Date:  [1821 or 1827]-1-17
Classmark:  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
Herschel5205
From:  Sir John Herschel
To:  Charles Babbage
Date:  [22 January 1821]
Classmark:  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
Herschel5804
From:  John Brinkley
To:  Sir John Herschel
Date:  [29 January 1821]
Classmark:  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
Herschel12471
From:  William Hasledine Pepys
To:  Sir John Herschel
Date:  [30 January 1821]
Classmark:  RS:HS 13.337
Summary:  

Invites JH to the London Institution to meet Humphry Davy.

Contributor:  John Herschel Project