394 THE RELATION OF FORESTS AND FOREST FIRES 



the marks of fire, and indeed it is more than probable that fur- 

 ther investigation will greatly narrow the limits of those portions 

 which may now seem to have been exempt. 



That fires do vast harm we know already, although just what 

 the destruction of its forests will cost the nation is still unknown. 



FALLEN AND STANDING FIRE-KILLED TIMBER READY FOR THE NEXT FIRE — PRIEST 

 RIVER FOREST RESERVE, IDAHO 



From "A Primer of Forestry " 



Records compiled by the Division of Forestry indicate that the 

 average direct recorded loss from this source is not less than 

 $20,000,000 a year. To this figure must be added the vast direct 

 loss unrecorded, together with a great but indefinite damage 

 from the effect of forest destruction on water supply, and other 



