From:
Sir John Herschel
To:
Théophile Jules Pelouze
Date:
[1851 to 1852]
Source of text:
TxU:H/L-0726; Reel 1089
Summary:
Asks advice on how to purify gold of residual silver.
Contributor:
John Herschel Project
Asks advice on how to purify gold of residual silver.