A, B—TWO FURNACES. C—TAP-HOLES OF FURNACES. D—FOREHEARTHS.
E—THEIR
TAP-HOLES. F—DIPPING-POTS. G—AT THE ONE FURNACE STANDS THE SMELTER CARRYING
A WICKER BASKET FULL OF CHARCOAL. AT THE OTHER FURNACE STANDS A SMELTER WHO
WITH THE THIRD HOOKED BAR BREAKS AWAY THE MATERIAL WHICH HAS FROZEN THE TAP
HOLE OF THE FURNACE. H—HOOKED BAR. I—HEAP OF CHARCOAL. K—BARROW ON
TAP-HOLES. F—DIPPING-POTS. G—AT THE ONE FURNACE STANDS THE SMELTER CARRYING
A WICKER BASKET FULL OF CHARCOAL. AT THE OTHER FURNACE STANDS A SMELTER WHO
WITH THE THIRD HOOKED BAR BREAKS AWAY THE MATERIAL WHICH HAS FROZEN THE TAP
HOLE OF THE FURNACE. H—HOOKED BAR. I—HEAP OF CHARCOAL. K—BARROW ON