From:
George Biddell Airy
To:
Sir John Herschel
Date:
[7 April 1845]
Source of text:
RGO 6.675.393 (C: RGO 6.694.357)
Summary:
Gives detailed, official, replies to the questions in the magnetic committee circular [see JH's 1844-12-5].
Contributor:
John Herschel Project