From:
Edward Sabine
To:
Sir John Herschel
Date:
[6 April 1857]
Source of text:
RS:HS 15.242
Summary:
Glad to know which of ES's papers JH has. Sends another along with maps from [Keith] Johnson's Physical Atlas. Discusses JH's ideas regarding relationship between solar spots and magnetic disturbances.
Contributor:
John Herschel Project