Search: 1840-1849::1843::09::25 in date 
Airy, George Biddell in correspondent 
Sorted by:

Showing 1–1 of 1 item

Herschel154

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
Author
Addressee
Correspondent
Date
Document type
Contributor
Transcription available