Search: Herschel, John in correspondent 
Herschel (son), John in correspondent 
1860-1869::1860 in date 
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From:
Sir John Herschel
To:
John Herschel (son)
Date:
[25 May 1860]
Source of text:
JHS 5.3
Summary:

Comments extensively on the calculation, and elimination, of error in geodesic measurements; JH concludes with a few family news items.

Contributor:
John Herschel Project
From:
Sir John Herschel
To:
John Herschel (son)
Date:
[11 September 1860]
Source of text:
JHS 5.4
Summary:

Begins with a discussion of the probability of error in a series of measurements and comments on astronomical observations including the observation of a comet.

Contributor:
John Herschel Project