Search: Herschel, John in correspondent 
Sabine, Edward in correspondent 
1860-1869::1864 in date 
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Herschel3388

From:
Sir John Herschel
To:
Edward Sabine
Date:
[29 April 1864]
Source of text:
RS Sa.671
Summary:

Had hoped to attend ES's soiree, but has influenza. Praises ES's report on Mr. McClintock's magnetic observations at Port Barrow.

Contributor:
John Herschel Project

Herschel14439

From:
Edward Sabine
To:
Sir John Herschel
Date:
[9 June 1864]
Source of text:
TxU:H/M-0528; Reel 1093
Summary:

Encloses description of Col. [J. T.?] Walker's experiments. Asks for JH's opinion of these.

Contributor:
John Herschel Project

Herschel12948

From:
Sir John Herschel
To:
Edward Sabine
Date:
[1864-6-9 or later]
Source of text:
TxU:H/L-0360.1; Reel 1054
Summary:

Pendulum experiments to be conducted at stations of Great Indian Trigonometrical Survey.

Contributor:
John Herschel Project

Herschel12963

From:
Sir John Herschel
To:
Edward Sabine
Date:
[11 June 1864]
Source of text:
TxU:H/L-0376; Reel 1054 (C: RS:HS 24.47)
Summary:

Plans to confer with [J. T.] Walker and F. A. T. Winnecke from Pulkovo to learn of Russian pendulum experiments before reporting to R.S.L. council. J. H. Pratt's measurement of polar axis and theory about earth's center of gravity.

Contributor:
John Herschel Project

Herschel3393

From:
Sir John Herschel
To:
Edward Sabine
Date:
[16 June 1864]
Source of text:
RS MC.7.99
Summary:

Gives reasons for and discusses technicalities of supporting pendulum experiments at astronomical and geodesical stations in Indian trigonometrical survey.

Contributor:
John Herschel Project
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