Mediaeval Sinhalese Art c22.13

c22.13

Fig. 98. Plan of iron furnaces at Hatarabāge, Balangoda; ¼ inch = 1 foot. AA, wattle and daub wall between furnace and bellows. B, bellows in use; B', bellows uncovered. C, sticks acting as springs to raise cover of bellows. D, stakes supporting strap for blower. E, well of furnace. F, bank of sand closing opening. GG, flat surface, about 2 feet 9 inches above the ground, at level of III in Fig. 99. KLMN, line of section of Fig. 99.