Search: Herschel, John in correspondent 
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Herschel, John in author 
1840-1849::1847::04 in date 
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From:
Sir John Herschel
To:
[William Radcliffe Birt]
Date:
[4 April 1847]
Source of text:
RS:HS 19.124
Summary:

Returns WB's proofs. Compliments WB's successes in meteorology. Barometric waves may be caused by something 'complementary' in opposite seasons or hemispheres.

Contributor:
John Herschel Project
From:
Sir John Herschel
To:
F. A. Herschel Griesbach
Date:
[4 April 1847]
Source of text:
RS:HS 9.135
Summary:

Has signed the certificate, and stated that FG is known to him.

Contributor:
John Herschel Project
From:
Sir John Herschel
To:
[Robert Hunt]
Date:
[7 April 1847]
Source of text:
BostonPubLib Ms.Eng.406
Summary:

Attached letter from Edward Sabine [see Sabine's 1847-4-7] will allow RH to communicate directly with Sabine.

Contributor:
John Herschel Project
From:
Sir John Herschel
To:
William Rowan Hamilton
Date:
[20 April 1847]
Source of text:
TCD 1493:387
Summary:

On WH's 'Hodograph' and theorems of parabolic motion and the relation between velocities, initial velocities, and time. Praises WH's son. Cape Results nearly finished. Revising book on astronomy. Plans to 'attack' quaternions. Mentions parabolic functions and Benjamin Peirce's claim that the discovery of Neptune was accidental.

Contributor:
John Herschel Project
From:
Sir John Herschel
To:
William Henry Smyth
Date:
[21] April 1847
Source of text:
RS:HS 22.313
Summary:

Skeptical over plan for galvanic illumination of wires. Has not yet seen J. B. Biot article; states he has always held Biot in high regard. Discusses naming of new planet.

Contributor:
John Herschel Project
From:
Sir John Herschel
To:
John P. Gassiot
Date:
[22 April 1847]
Source of text:
RS:HS 8.56 verso
Summary:

Asks JG to allow JH to join the Philosophical Club [see JG's 1847-4-17] on a trial basis for a year or two.

Contributor:
John Herschel Project
From:
Sir John Herschel
To:
William Robert Grove
Date:
[22 April 1847]
Source of text:
RI (C: RS:HS 22.314)
Summary:

Asks to be allowed to join the new Philosophical Club on a trial basis [see letter of same date to John P. Gassiot].

Contributor:
John Herschel Project
From:
Sir John Herschel
To:
William Robert Grove
Date:
[1847-4-26 or later]
Source of text:
RI
Summary:

Asks time and place of next meeting of Philosophical Club, having received invitation lacking that information.

Contributor:
John Herschel Project