238 
TIMBER AMD TIMBER TREES. [chap. 
Table CXXIII. 
Tensile Experiments. 
N umber 
of the 
specimen. 
Dimensions 
of 
each piece. 
Specific 
gravity. 
Weight the 
piece 
broke with. 
Direct 
cohesion on 
1 square inch. 
Inches. 
lbs. 
lbs. 
7 
) ( 
534 
13,664 
3 » 4 l 6 
8 
t >73 
17,920 
4,480 
9 
) 2 X 2 X 30 ! 
639 
12,880 
3,220 
10 
1 
656 
11,200 
2,800 
11 
J l 
5 12 
8,960 
2,240 
Total . 
3014 
64,624 
16,156 
Average . 
603 
12,925 
3 . 2 3 I 
Table CXXIV. 
Vertical Experiments on cubes of -— 
N umber 
of the 
specimen. 
1 Inch. 
2 Inches. 
3 Inches. 
4 Inches. 
Crushed with 
Crushed with 
Crushed with 
Crushed with 
12—15 
10, 17 
18, 19 
20, 21 
22, 23 
24 , 25 
Tons. 
3 '625 
2-625 
375 ° 
3 ' 2 5 ° 
3 ‘250 
2-375 
Tons. 
12-875 
12-750 
12- 500 
13- 000 
12-125 
12-875 
Tons. 
27-875 
Tons. 
47-875 
Total . 
18-875 
76-125 
— 
— 
Average . 
3-146 
12-687 
27-875 
47 - 875 
j Do. per in. 
3H46 
3 T 72 
3-097 
2-992 
