Search: 1840-1849::1845::04::04 in date 
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Herschel104

From:
George Biddell Airy
To:
Sir John Herschel
Date:
[4 April 1845]
Source of text:
RGO 6.675.391
Summary:

Last letter to JH was private [see GA's 1845-4-1].

Contributor:
John Herschel Project

Herschel14396

From:
Edward Sabine
To:
Sir John Herschel
Date:
[4 April 1845]
Source of text:
TxU:H/M-0521.12; Reel 1093
Summary:

Received reply from Karl Kreil in letter from Count Senftenberg, who owns private magnetic and meteorological observatory east of Prague run by Kreil's former assistant. ES asks JH to write letter to Clemens von Metternich, as requested by Senftenberg. High regard for Kreil's work.

Contributor:
John Herschel Project

Herschel385

From:
Sir John Herschel
To:
George Biddell Airy
Date:
1845-4-4 or later
Source of text:
RGO 6.463.325
Summary:

Provides the best values available for dispersion and separation, which will allow GA to calculate what he needs [see GA's 1845-4-4].

Contributor:
John Herschel Project

Herschel4757

From:
George Biddell Airy
To:
Sir John Herschel
Date:
[4 April 1845]
Source of text:
RS:HS 1.147 (C: RGO 6.463.324)
Summary:

Wants information on dispersion/separation of light in plate or crown glass.

Contributor:
John Herschel Project

Herschel5363

From:
Sir John Herschel
To:
Charles Babbage
Date:
[4 April 1845]
Source of text:
RS:HS 2.310
Summary:

Regarding the deed for CB's brother-in-law. Is reading G. W. Leibniz's metaphysical works.

Contributor:
John Herschel Project
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