Search: Herschel, John in correspondent 
1860-1869::1861::01::24 in date 
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From:
Joseph Jopling
To:
Sir John Herschel
Date:
[24 January 1861]
Source of text:
RS:HS 10.425
Summary:

Encloses another design for permanent lines on the faces of a pyramid to observe and record astronomical facts; comments on his methods.

Contributor:
John Herschel Project
From:
George Biddell Airy
To:
Sir John Herschel
Date:
[24 January 1861]
Source of text:
RS:HS 1.249
Summary:

Offering sympathy on the death of JH's daughter [Margaret Louisa].

Contributor:
John Herschel Project