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Howlett, Frederick in correspondent 
1870-1879::1870::08::25 in date 
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From:
Frederick Howlett
To:
Sir John Herschel
Date:
[25 August 1870]
Source of text:
RS:HS 10.24
Summary:

Intends bringing the subject of sunspots before the B.A.A.S. next September and would therefore like JH's views on whether in his opinion these spots are mechanical or magnetic. Also any other comments would be welcome.

Contributor:
John Herschel Project
Document type
Transcription available