Engineering: a smelting furnace. Wood engraving.
Wellcome Collection

Engineering: a smelting furnace. Wood engraving.

Unknown artist

CC0 — Public Domain
Wellcome Collection

Lettering: No.1 Smelting furnace on the usual principle.- 2. The Bessemer furnace.- 3. Vessel in which the crude iron is received from the smelting furnace, and then passed into the refining chamber.

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