BOOK VI. 



199 



A— Reservoir. B— Race. C, D— Levers. E, F — Troughs under the \v.-\ter g.ates. 

 G, H — Double rows of buckets. I— A.xle. K — Larger drum. L — Drawing-chain. 

 M — Bag. N — Hanging cage. O — Man who directs the machine. P, Q — Men 



emptying bags. 



