XXXII] CEDARS. 269 
TABLE CXLIII. 
Tensile Experintents. 
Number a “i ne a Weight the Direct 
Dimensions of | Specific 7 O18 
of the Fi aes piece broke | cohesion on 
specimen. each piece. gravity. with. 1 square inch. 
Inches. Ibs. Ibs. 
7 416 I 1,760 2,940 
8 425 11,200 2,800 
9 2x 2x30 504 12. 440 mere 
10 530 10,640 2,660 
Total . 1875 45,920 11,480 
Average . 469 11,480 2,870 
TABLE CXLIV. 
Vertical or Crushing Strain on cubes of 2 inches. 
| No. 11. | No. 12 No. 13. No. 14. Total. | Average. Ditto on 
: I square 
| Tons, Tons. | Tons Tons. Tons. Tons. inch. 
| 
| 800 7°75 | 9°00 7°25 32°00 8°00 2°00 | 
1 t s 
E = 449710. S = 1470. 
