From:
George Biddell Airy
To:
Sir John Herschel
Date:
[8 February 1864]
Source of text:
RS:HS 1.272
Summary:
Regarding JH's forthcoming visit. On the platinum in the pound weight becoming browned.
Contributor:
John Herschel Project
Regarding JH's forthcoming visit. On the platinum in the pound weight becoming browned.