From:
Sir John Herschel
To:
Charles Babbage
Date:
[18 May 1846]
Source of text:
BL Aaa 32303.279
Summary:
Urges a visit to Collingwood by CB. Refers to the development of a cypher.
Contributor:
John Herschel Project
Urges a visit to Collingwood by CB. Refers to the development of a cypher.