A Canadian Forest Survey. 405 



(4) Transportation of supplies is the great problem; a native 

 boss sledman can obtain the best results from the haulers, but he 

 must be trustworthy and interested in the work. 



(5) The sample plot is preferable to the strip system in map- 

 ping and estimating large uncontrolled areas. 



(6) A definite head of affairs with final authority must be 

 within easy reach, to decide changes in plans, and direct the 

 general course of the work. 



