38 
BULLETIN 1060, U. S. DEPARTMENT OF AGRICULTURE. 
Dimension, plank, and small timbers : 
Selected Common, Common. 
Lath: Standard Grade. 
Turning squares: Standard Grade. 
Molding stock : Standard Grade. 
Panel stock: No. 1, No. 2. 
Factory lumber : Select Factory, No. 1 
Shop, No. 2 Shop, 1-inch Shop Com- 
mon. 
Car siding and roofing: B and Better. 
Ladder stock : Special Grade. 
Cut-up sash and door stock: No. 1, 
No. 2. 
Piano posts : Special Grade. 
Sounding-board stock: Special Grade. 
Box lumber : No. 1, No. 2, No. 3. 
Airplane stock: Special Grade. 
Flitches : Special Grade. 
LOG GRADES IN BRITISH COLUMBIA. 18 
SPRUCE, PINE, AND COTTONWOOD. 
No. 1 : Logs 12 feet and over in length, 30 inches in diameter and over, up to 
32 feet long, 24 inches if over 32 feet long, reasonably straight, clear, free from 
such defects as would impair the value for clear lumber. 
No. 2 : Logs less than 14 inches in diameter and not over 24 feet long, or not 
less than 12 inches in diameter and over 24 feet long, sound, reasonably straight, 
free from rotten knots or bunch knots, and the grain straight enough to insure 
strength. 
No. 3: Logs having visible defects, such as bad crooks, bad knots, or other 
defects that would lower the grade of lumber below merchantable. 
Cull : Logs lower in grade than No. 3 will be classed as culls. 
18 " Forests of British Columbia," by H. N. Wbitford and R. D. Craig, p. 170, 1918. 
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