INTRODUCTION 3 



sufficient for the purpose in hand, and the cor- 

 rectness of its results is indicated both by their 

 normal character and by reference to indepen- 

 dent measurements in board feet. It is confi- 

 dently believed that they will be found to be 

 reliable not only for the region where they 

 were obtained, but also for other portions of 

 the habitat of the White Pine. 



The point on the trunk of a tree hereafter in- 

 dicated as "breast-high" is four and one half 

 feet from the surface of the ground. 



The White Pine {Pinus strobuSj Linnceus) in 

 cultivation abroad bears the name of Wey- 

 mouth Pine, after Lord Weymouth, who planted 

 it in quantity at Longleat in Wiltshire, shortly 

 after its introduction into England in 1705, and 

 afterward distributed the seed. 



