Co£t of Suppression - Dollars 
*B H fi *s i 5 5 s I 5 a § S 88f S 8 3 E S s ? ? 15 1IJJJJJJJ 
Apr. is, 1925 Use of Liability Ratings in Forest Fire Protection 
729 
legend Area Per Fire-Acres 
• Yellow and Sugar Pines and 
Douglas Fir (564-fires) 
* Red and White Firs (IOOfires) 
t Alpine (II -too few f9r good curve) 
O Brush (130 fires) 
X Grass, Oak, Digger Pine (46fires) 
Fig. 31. —West Slope of Sierras (Region 16): Relation 
between size of fire and cost of suppression 
