From:
Sir John Herschel
To:
Humphrey Lloyd
Date:
[4 September 1859]
Source of text:
RS:HS 23.276
Summary:
Sends procedures for preparation of the report of the Magnetic Committee for the meeting of the B.A.A.S., which JH cannot attend due to illness; asks some questions about achromatic lens theory.
Contributor:
John Herschel Project