From:
Sir John Herschel
To:
Richard Anthony Proctor
Date:
[1 March 1871]
Source of text:
RS:HS 24.358
Summary:
Admits that recent heliographs of the corona favor the eruption theory over JH's meteoric theory. Notes that this raises question of the nature of the photosphere. Cites recent results showing link between sunspot formation and terrestrial magnetic disturbances.
Contributor:
John Herschel Project