Search our website
Key in a search term below to search our website.
Key in a search term below to search our website.
3 results found
One of a group of specimens illustrating copper smelting - Napier's patent process - a sample of slag formed by fusing calcined powder
One of a group of specimens illustrating copper smelting - Napier's patent process - a sample of homogeneous slag from fusing ore and powder
One of a group of specimens illustrating copper smelting - Napier's patent process - a sample of crystallised slag from fusing calcined powder