Search: Herschel, John in author 
1820-1829::1821::01 in date 
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Showing 18 of 8 items

From:
Sir John Herschel
To:
Henry Kater
Date:
[1821 to 1822]
Source of text:
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
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
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
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
From:
Sir John Herschel
To:
William Whewell
Date:
[1821?]
Source of text:
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
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
From:
Sir John Herschel
To:
Henry Kater
Date:
[16 January 1821]
Source of text:
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
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