362 



Forestry Quarterly. 



This table is based on measurements of 322 felled white fir trees {Abies 

 concolor) in vicinity of Pelican Bay and Fort Klamath (east ^slope of 

 Cascade*, southern Oregon). Trees scaled by Scribner Decimal "C" Rule 

 in logs 16 feet or less in length, .2 feet being allowed for trimming ; stumps 

 taken as low as practicable; tops used to as low a diameter as deemed 

 merchantable ; but not less than 6 inches inside the bark at top of last log. 

 No allowance for defect or breakage. Volumes evened off by curves. 



