BOOK IX. 



415 



A — Furnace. B — Its tap-hole. C — Forehearth. D — Its tap-hole. E — Slags. 



F— Scraper. G — Dipping-pot. H — Walls of the chimney. I — Broom. 

 K — Copper plate. L— Latticework bars. M — Iron seal or die. N — Hammer. 



