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 a.xle. 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." 



