Search: Herschel, John in author 
Herschel, John in correspondent 
1840-1849::1843::09::25 in date 
letter in document-type 
No in transcription-available 
Sorted by:

Showing 11 of 1 item

From:
Sir John Herschel
To:
George Biddell Airy
Date:
[25 September 1843]
Source of text:
RGO 6.701.106
Summary:

Gives formula for defining the measure of the scale of an actinometer.

Contributor:
John Herschel Project
Document type
Transcription available