368 



THE TIMBERS OF THE WORLD 



Table XCIX. 

 Tensile Experiments. 



I 



Table C. 



Vertical Experitnents on cubes of- 



Nos. 27 TO 30. — Four pieces, each 2x2 inches, and respectively i, 2, 3, 

 and 4 inches in length, crushed with 9-375, 8-460, 8-250, and 9-50 tons. 



£ = 588900. 5 = 1715. 



