of Growing Timber Trees, 



355 



And if the trees be planted at 4| feet apart, and be peri* 

 odically thinned out to the distance of one-fourth of their 

 height; and that they increase 18 inches in height and two 

 inches in circumference annually, the number of trees on an 

 acre, and the number to be cut out at the different periods 

 under mentioned, and the number of feet they will then re- 

 spectively contain, will be as under, viz. 



TABLE Vin. 



It 



