274 TIMBER AND TIMBER TREES. [CH. xxxm. 



TABLE CXLVII. 

 Vertical Experiments 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. 



= 1715. 



Contracts are annually made for the supply of 

 Canada Red Pine timber for the Royal Navy, according 

 to the following specification and condition, namely : 

 The Red Pine timber to be of the first quality, fresh cut, 

 good, sound, merchantable, and well-conditioned, from 

 II to 15 inches square, averaging 12^ inches, 20 feet 

 and upwards in length, and the spine must be seen from 

 the butt to the top on each of the four sides. 



