From:
Joseph Whitworth
To:
Sir John Herschel
Date:
[20 February 1853]
Source of text:
TxU:H/M-0581; Reel 1093
Summary:
Encloses copy of JW's letter to G. B. Airy, chair of Standards Commission, Invites JH to come and observe what JW has accomplished regarding standard measures.
Contributor:
John Herschel Project