260 



MANUAL OF FORESTRY 



TABLE LXIII. BALSAM FIR 1 AND RED SPRUCE. 



COMPARATIVE GROWTH, IN HEIGHT AND 



DIAMETER, IN MAINE. 



Growth in height. 



Growth in diameter. 



Taken from Balsam Fir by Raphael Zon, U. S. Dept. of Agr. Bull. 55. 



