Search: Roget, Peter Mark in correspondent 
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1840-1849::1843 in date 
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Text Online
From:
Peter Mark Roget
To:
Michael Faraday
Date:
10 May 1843
Source of text:
IEE MS SC 2
Summary:

No summary available.

Contributor:
Faraday Project
From:
Sir John Herschel
To:
Peter Mark Roget
Date:
[14 October 1843]
Source of text:
TxU:H/L-0340; Reel 1054
Summary:

Construction of JH's new instrument for photographing spectral lines is still incomplete, and A. E. Becquerel has already announced discovery. JH will return £100 granted to JH by R.S.L.

Contributor:
John Herschel Project