From:
William Simms
To:
Sir John Herschel
Date:
[27 January 1840]
Source of text:
RS:HS 17.206
Summary:
Instruments JH referred to may not be best for JH's purposes.
Contributor:
John Herschel Project
Showing 1–1 of 1 item
Instruments JH referred to may not be best for JH's purposes.