88 
TIMBER AND TIMBER TREES. [chap. 
Table XXVIII. —Italian or Tuscan Oak. 
Vertical or Crushing Strain on cubes of 2 inches. 
No. 7. 
No. 8. 
No. 9. 
No. 10. 
No. 11. 
No. 12. 
Total. 
Average. 
Tons. 
IO'OO 
Tons. 
975 
Tons. 
9'5 
Tons. 
9'75 
Tons. 
IO'OO 
Tons. 
9'5 
Tons. 
58-5 
Tons. 
9'75 
# 2'50 
2-437 
2-375 
2-437 
2-50 
2-375 
975 
2-437 
* On 1 square inch. 
E = 248950. S = 1989. 
Table XXIX.— Italian or Modena Oak. 
Transverse Experiments. 
Number 
of the 
specimen. 
Deflections. 
T otal! 
weight 
required 
to break 
each 
piece. 
Specific 
gravity. 
Weight 
reduced 
to 
specific 
gravity 
1000. 
Weight 
required 
to break 
1 square 
inch. 
With the 
apparatus 
weighing 
390 lbs. 
After the 
weight 
was 
removed. 
At 
the crisis 
'of 
breaking. 
Inches. 
Inch. 
Inches. 
lbs. 
lbs. 
I 
2-25 
-05 
5-65 
848 
1130 
750 
2I2'00 
2 
2-30 
-05 
670 
787 
II03 
713 
196 75 
3 
2-25 
•05 
6-15 
88l 
II2I 
786 
220-25 
4 
270 
•15 
7"oo 
823 
1060 
776 
20575 
5 
2-25 
•IO 
6-25 
859 
IO92 
787 
21475 
6 
2-25 
•°5 
6'oo 
859 
1150 
747 
21475 
Total . 
14-00 
"45 
3775 
5057 
6656 
4559 
1264-25 
Average 
2 73 
•075 
6 "291 
842-83 
IIO97 
7598-3 
2IO-7I 
Remarks. —Nos. 1, 5, and 6 broke with fractures slightly scarf-shaped ; 2, 3, and 4 
had long fibrous fractures. 
E = 400420. 
S = 2212. 
