l^.OOK XI. 



517 



A — SOLE-STON'ES. B — RECTANGULAR STONES. C — CoPPER PLATES. D — FRONT PANEL. 



E — Side panels. F — Bar. G — Front end of the long iron rods. H — Short chain. 



I — lIooKED rod. K — Wall which protects the third long wall from injury by 



fire. L — Third long wall. M — Feet of the panels. N — Iron blocks. O — Cakes. 



P — Hearth. Q — Receiving-pit. 



