From:
Jean Baptiste Biot
To:
Sir John Herschel
Date:
[6 May 1820]
Source of text:
RS:HS 4.88
Summary:
Has received his letter written in November a little late. Observations on refraction and allied subjects.
Contributor:
John Herschel Project
Has received his letter written in November a little late. Observations on refraction and allied subjects.