kckei,.] CLAYS OF TENNESSEE AND MISSISSIPPI. 391 
per day. The bricks are usually dried ou racks ; occasionally on the 
ground. One kiln is used, holding 160,000 bricks. 
F. A. Williams's yard is located 1 mile west of Jackson. Surficial 
clay, nearly 4 feet thick, found near the yard, is used. A little fire 
brick is burned, for which stoneware clay is obtained from pits near 
those of the Jackson Pottery Company. Four tempering pits are 
in the yard; only one is in use at present, and that is equipped with 
a Raymond wheel. Each pit holds material for 6,000 bricks, and 
requires four hours' grinding. Bricks are hand molded by a mold- 
ing gang, consisting of 5 persons, 1 wheeler, 1 molder, 2 "oif-bearer" 
(carrying from table to rack), and 1 sand boy. A gang turns out 
6,000 bricks per day. Fire brick and tiles are hand molded and 
burned like common bricks. Some of the fire brick is pressed. Two 
kilns are in use, each holding 270,000 bricks. Product per year, 
15,000,000 common bricks; 100,000 fire bricks. 
E. R. McCabe's yard is located opposite Jackson Pottery Company's 
plant. Surficial clay, 4 to 8 feet thick, is used. The bricks are made in 
a soft-mud machine (Jonathan Gregor's Sons Co.). Persons required 
for operations are — 4 truckers, 1 mold sander, 1 striker, 1 dumper, 2 
temperers, 1 sand boy and mold washer, 4 men at bank digging and 
loading, 3 cart boys, and 2 slat boys. The product is 25,000 bricks 
per day of eight hours. 
HUMBOLDT, GIBSON COUNTY, TENN. 
Two brickyards are located here, one of which is not operated at 
present. The other was visited. 
W. II. McKnight's yard is located 1 mile east of station. Reddish 
surface clay, 3 feet thick, is obtained near the yard. Common brick 
is the only product. The clay is tempered by a Raymond wheel, 
and hand molded. All operations save burning are paid for by the 
thousand. 
Per thousand. 
Melding, 1 man, at $0. 30 
Wheeling, 1 man, ~at --- .18 
Tempering, 1 man, at .18 
Off-bearer, 2 men, at .12 
Wheeling to kiln , at _ _ _ _ .20 
Setting in kiln, at . 12| 
The bricks are dried on racks. The kiln requires one-third cord of 
wood per thousand bricks. 
