27 



Sample Plot No. 3 (Government Plot No. 6} Concluded. 



Average height, 1905, 60 feet. 

 Average height, 1914, 65 feet. 



Summary of Data. 

 Total board feet per acre, 1905, . 

 Total board feet per acre, 1914, . 

 Total gain in board feet per acre, 

 Current annual gain in board feet per acre, 



. 22,880 



. 33,080 



. 10,200 



. 1.133 



