BOOK IX. 



387 



A, B — Two FURNACES. C — FOREHEARTH. D — DiPPING-POTS. ThE MASTER STANDS AT 

 THE ONE FURNACE AND DRAWS AWAY THE SLAGS WITH AN IRON FORK. E — IRON FORK. 



F — Wooden hoe with which the cakes of melted pyrites are drawn out. G — The 



FOREHEARTH CRUCIBLE : ONE-HALF INSIDE IS TO BE SEEN OPEN IN THE OTHER FURNACE. 



H — The half outside the furnace. I — ^The assistant prepares the forehearth, 



WHICH IS separated FROM THE FURNACE THAT IT MAY BE SEEN. K — BaR. L — WoODEN 



RAMMER. M — Ladder. N — Ladle. 



