Bui. 440, U. S. Dept. of Agriculture 



Plate 



Fig. 1.- 



-ExcELLENT Virgin Stand of Sugar and Yellow Pine in the 

 Sierra Nevadas of California. 



I -H«f,7-A 



Fig. 2.— Typical Pohtalile Logging Camp on a Califuhnia Pine Donkey Logging 



Operation. 



