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From:
Sir John Herschel
To:
John Herschel (son)
Date:
[10 June 1869]
Source of text:
TxU:H/L-0530; Reel 1053
Summary:

Forwarded both of John's papers on solar observations to William Huggins. Comments on solar prominences and spots, and on Eta Argus. Concern for Esther's fever. Report of 'great meteor' seen at Collingwood. Alexander Herschel came home from Glasgow with new device called 'bicycle' that amuses neighbors. Explains optics problem in telescopes. English system of measures.

Contributor:
John Herschel Project
From:
Sir John Herschel
To:
Unidentified
Date:
[27 June 1869]
Source of text:
TxU:H/M-0306.2 & TxU:H/M-0307.2; Reel 1087
Summary:

Develops mathematical theorem.

Contributor:
John Herschel Project
From:
Adam Sedgwick
To:
Sir John Herschel
Date:
[12 June 1869]
Source of text:
RS:HS 15.458
Summary:

Wilberforce Clarke, the nephew of an old friend, has been appointed to a meteorological observatory. He needs a list of useful books and instruments for his job from JH.

Contributor:
John Herschel Project
From:
Sir John Herschel
To:
Adam Sedgwick
Date:
[16 June 1869]
Source of text:
RS:HS 15.459 (C: RS:HS 24.269)
Summary:

Praises AS for commencing his fifty-second course of lectures at age 84. Laments his own frailty. Recommends an array of meteorological books . Lists 'useful' meteorological instruments. Mentions family matters.

Contributor:
John Herschel Project
From:
John Tyndall
To:
Sir John Herschel
Date:
27?] June [1869
Source of text:
RS:HS 17.414 (C: RI 566)
Summary:

Encloses reference to one of JH's letters to JT that has already been printed.

Contributor:
John Herschel Project
From:
John Tyndall
To:
Sir John Herschel
Date:
[1 June 1869]
Source of text:
RS:HS 17.407b (C: RI 565)
Summary:

In response to JH's comments on JT's explanation of comets says faintness of head and nucleus does not indicate non-existence; eye may not see all. Experiments with polarized light produce 'gorgeous' 'residual blue.'

Contributor:
John Herschel Project
From:
Sir John Herschel
To:
Elizabeth Colling
Date:
[28 June 1869]
Source of text:
RS:HS 24.271
Summary:

Comments on poetry, EC's and Robert Browning's; talks about the bicycle.

Contributor:
John Herschel Project
From:
Augustus De Morgan
To:
Sir John Herschel
Date:
[30 June 1869]
Source of text:
RS:HS 6.405
Summary:

Has been suffering with congestion of the brain. Moved house yesterday.

Contributor:
John Herschel Project
From:
Frederick J. O. Evans
To:
Sir John Herschel
Date:
[3 June 1869]
Source of text:
RS:HS 7.132
Summary:

Will JH be able to attend the forthcoming meeting of the Board of Visitors? If not would he inform the Board of his intentions.

Contributor:
John Herschel Project
From:
Sir John Herschel
To:
Frederick J. O. Evans
Date:
[4 June 1869]
Source of text:
RS:HS 7.133 & 24.265
Summary:

Unable to attend the forthcoming meeting of the Board of Visitors. Would like to resign from the Board as his enfeebled health will prevent him from attending future meetings.

Contributor:
John Herschel Project
From:
Frederick J. O. Evans
To:
Sir John Herschel
Date:
[8 June 1869]
Source of text:
RS:HS 7.134
Summary:

Submitted JH's wishes to the Board, but the Board wishes him to remain a member as they value his advice, even if they cannot count on a personal appearance.

Contributor:
John Herschel Project
From:
David Brewster
To:
John Tyndall
Date:
Undated
Source of text:
MS JT/1/B/129; MS JT/1/TYP/1/160, RI
Summary:

No summary available.

Contributor:
Tyndall Project