FIG. 74. Sectional view of a modern mill : i, scales, for weighing wheat as 

 it is received ; 2, receiving separator, for separating other kinds of seeds from 

 wheat ; 3, storage bins, for reserve supply of wheat in advance of mill require- 

 ments ; 4, mill separator, for further separating foreign seeds from wheat ; 5, 

 scourer, for removing dust from wheat kernels ; 6, cockle cylinder, for removing 

 all round seeds ; 7, wheat washer, for thoroughly cleansing the wheat ; 8, wheat 

 dryer, for drying wheat after washing ; Q, first break rolls, for rupturing bran, en- 

 abling bran and germ to be separated from interior; 10, first break scalper, for 

 sifting middlings through bolting cloth to separate from bran; //, second break 

 rolls, for further loosening the middlings from bran ; 12, second break scalper, for sep- 

 arating more middlings from bran ; / 3, third break rolls, for further loosening 

 middlings from bran ; 14, third break scalper, for final separation of middlings 

 from bran; / 5, bran duster, for sifting low grade flour from bran ; 16, bran bin, 

 for packing bran for shipment ; 17, grading reel, for separating middlings by sift- 

 ing through various sizes of bolting cloth ; 18, dust collector and purifier, for cleaning 

 and purifying middlings by air and sifting ; ig, smooth rolls, for grinding purified 

 middlings very fine to flour ; 20, flour bolter, for sifting flour from purified mid- 

 dlings ; 21, second reduction rolls, for further grinding of purified middlings ; 22, flour 

 bolter, for separating flour from purified middlings of second grinding ; 23, flour 

 bin and packer, for packing flour for shipment ; 24, elevator, for raising products to 

 the various machines. . 



