VOL. VI ''ART VI 
THE 
INDIAN FOREST 
RECORDS 
Note on the preparation of Turpentine, Rosin and Gum, 
from BosWellia serrata (Roxb.) gum-oleo-resin. 
by 
R. S. PEARSON, F.L.S., I.F.S., 
Forest Economist, 
and 
PURAN SINGH, F.C.S., 
Chemical Adviser, 
at the Forest Research Institute, Dehra Dun. 
Published by Order of the Government of India 
CALCUTTA 
SUPERINTENDENT GOVERNMENT PRINTING, INDIA 
1918 
