- Back
-
Title: First skimming of the molten lead, after taking off the crus [Go to resource]
Description: First skimming of the molten lead, after taking off the crust. Parkes' Process) Llanelly Lead Works, 1859 License: http://creativecommons.org/licenses/by-nc-sa/2.5/ Temporal: 1859 Source: Science Museum Identifier: 1889-164/1511 Go to resource More Like this...
[Edit] - Back