From:
Sir John Herschel
To:
Frederick Howlett
Date:
[24 April 1870]
Source of text:
RS:HS 24.306
Summary:
Writes to compare notes on sunspot observations.
Contributor:
John Herschel Project
Showing 1–2 of 2 items
Writes to compare notes on sunspot observations.
Comments on remarkable solar activity. JH admits he has no theory to explain sunspots.