BOOK VI. 



185 



A SHAFT. B BOTTOM PUMP. C FIRST TANK. D SECOND PUMP. E SECOND TANK. 



F THIRD PUMP. G TROUGH. H THE IRON SET IN THE AXLE. I FIRST PUMP ROD. 



K SECOND PUMP ROD. L THIRD PUMP ROD. M FIRST PISTON ROD. N SECOND 



PISTON ROD. O THIRD PISTON ROD. P LITTLE AXLES. Q "CLAWS." 



