TIMBER AND TIMBER TREES. 



[chap. 



Table XIX. 



Vertical or Crushing Experiments on British Oak, 

 with i6 square inches of base. 



Table XX. 



Vertical or Crushing Experiments on British Oak, 

 ■with 9 square inches of base. 



N0TE.-These vrere respectively Nos. 115, 118, and 121 of Table XVIII., shortened, 

 and further seasoned. ' ' 



