BOOK VI

199

\v * W V \ 'Wwfe

* v sx ^

I

g y°,

~~~%!

mm*

SM

m m

i \

—

ll||§|§t

A— Reservoir. B —Race. C, D —Levers. E, F —Troughs under the water gates.G, H—Double rows of buckets. I —Axle. K —Larger drum. L—Drawing-chain.M—Bag. N —Hanging cage. O—Man who directs the machine. P, Q—Men

EMPTYING BAGS.