248 TIMBER AND TIMBER TREES. [cHapP. 
TABLE CXXX. 
Tensile Experiments. 
Number Dimensions Specifi Weight the Direct 
of the of pecie iece cohesion on 
specimen. each piece. gravity. | broke with. | square inch. 
Inches, | Ibs. Ibs. 
z 584 | 17,920 atk 
524 12,320 3,080 
2xX2xX 30 
9 2° 570 | 19,600 | 4,900 
10 534 14,980 39745 
Total. . xg bet 64,820 16,205 
aa | 
Average . | 16,205 | 4,051 
TABLE CXXXI. 
Vertical or Crushing Experiments on cubes of — 
ad 
Number 1 Inch. 2 Inches. | 3 Inches. | 4 Inches. 
of the | 
specimen. (Crushed with Crushed with Crushed with|Crushed with 
Tons. Tons. ; ‘Tons. | Tons. 
II—14 3°250 9"000 16° | 34°875 
15, 16 3°25 7375 = 
17, 18 3°500 8:250 
; 19, 20 3°750 nn 
1 23, 22 3'250 8750 5 UO 
23, 24 3°000 8250 | _ _— 
Average . 3°312 8-437 16° 
Total. .| 19°875 50°625 = | = 
| 
| 
Do. per in. 3°312 2109; 1'77 
