From:
Edward Sabine
To:
Sir John Herschel
Date:
[28 April 1841]
Source of text:
RS:HS 15.129
Summary:
Quotes passage from C. E. Trevelyan (Treasury Office) to [Hussey] Vivian concerning the number of copies of published data and the number of magnetic observatories. Requests JH's perusal and advice. Includes letter from [A. T.] Kupffer on latest observations.
Contributor:
John Herschel Project