Pearson.—Hole Antiseptic Treatment of Timber. 
DIAGRAM III. 
DURABILITY TESTS OF SPECIMENS TREATED WITH CRESOYLE, 
ANTHROL, BURMA OIL, AND LIQUID FUEL FROM BORNEO. 
Black Lines denote Treated Specimens “ 7* 
Bed „ „ Untreated „ “ U 
denotes sound 
slightly damaged 
damaged but still serviceable 
rejected and unserviceable 
ft. 8. PEARSON, 
Forest Economist. 
. I Litho. Drpt, Thorauoa College, Rooctee. 
iuae, 1917.—No. 
