TaBLe 173.—I nternational log rule 
Diameter of log, inches 
@ws-2xereee2eee-222-e2=-=---~— 
ww ereeernr eee ce eee ee - = - e = - 
Saw kerf, one-eighth inch. 
Length of log, in feet 
le | | ae ee 
Volume in board feet 
5 10 10 15 15 
10 15 20 20 25 
15 20 25 30 35 
25 30 35 45 50 
30 40 in 50 55 65 
40 50 60 70 85 
50 65 75 90 105 
65 75 90 105 125 
75 90 110- 130 145 
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For one-fourth inch saw kerf deduct 9.5 per cent from the tabular values. 
202 
"U.S. GOVERNMENT PRINTING OFFICE: 1976 O—214-240 
