Search: Herschel, John in correspondent 
Babbage, Charles in correspondent 
1850-1859::1851::02 in date 
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From:
Charles Babbage
To:
Sir John Herschel
Date:
[14 February 1851]
Source of text:
TxU:H/M-0030; Reel 1062
Summary:

Sends deciphered code. Explains how CB solved it. [CB note dated 24 Mar. 1846: Technique for deciphering code.]

Contributor:
John Herschel Project
From:
Sir John Herschel
To:
Charles Babbage
Date:
[15 February 1851]
Source of text:
BL Aaa 37194.478
Summary:

CB has 'decyphered' JH's puzzle. JH will not try to puzzle CB again.

Contributor:
John Herschel Project