BRUSH—MECHANICAL TISSUE 
TABLE IV 
Series I 
PERIOD 66 DAYS; FINAL WEIGHT 200 GRAMS 
Under tension 
Tension-free 
Ag—1925 grams 
925 
B,—1 675 
B,—1475 
Gy—2125 
Gs—1375 
Average 1583 
A;—1125 grams 
1450 
Average 1675 
Series II 
PERIOD 32 DAYS; FINAL WEIGHT 50 GRAMS 
Under tension Tension-free 
As—1890 A;—1800 
B;—1490 Be—1775 
C,—1260 C,—1360 
D,—1150 D;—1500 
Go—16 G;—1710 
I,—1930 I 
Js—1270 Js—1175 
Average 1513 
Average 1573 
Series III 
PERIOD 32 DAYS; FINAL WEIGHT 20 GRAMS. 
Under tension 
Tension-free 
De—1275 
Average 1261 
Average 1260 
463 
