Search: Herschel, John in correspondent 
Huggins, William in correspondent 
1860-1869::1869::05 in date 
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Herschel10685

From:
Sir John Herschel
To:
Sir William Huggins
Date:
[28 May 1869]
Source of text:
RS:HS 24.262
Summary:

About an increase in sun spot activity.

Contributor:
John Herschel Project

Herschel10686

From:
Sir William Huggins
To:
Sir John Herschel
Date:
[31 May 1869]
Source of text:
RS:HS 10.50
Summary:

Has written to Lieut. John Herschel suggesting points on which solar observations might be valuable. Is pleased he has seen the bright lines. Saw some bright lines in the middle of the sun's disk.

Contributor:
John Herschel Project
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