ABBREVIATIONS 



For brevity in the case of reiterated and frequently occurring ex- 

 pressions, the following are generally used: 



Thousand board feet m.b.f. 



Board feet b.f . 



(one board foot = a piece 1" X 12" X 12") 



Thousand M 



Inches " 



Feet ' 



Horse power h.p. 



Diameter breast high d.b.h. 



(4% feet above ground) 



Free on board f .o.b. 



Per centum . . % 



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