From:
Sir John Herschel
To:
George Biddell Airy
Date:
[29 November 1867]
Source of text:
TxU:H/L-0025; Reel 1054
Summary:
Concerned about 'Commercial weight' of new standard of weights and measures.
Contributor:
John Herschel Project
Showing 1–2 of 2 items
Concerned about 'Commercial weight' of new standard of weights and measures.
Writes to inquire as to the exact definition of the gallon and the pound, and the circumstances under which the appropriate measures would be made.