Figure -31. Preparing the ground with a spring-tooth harrow for 

 tlie broadcast sowing of tree seeds. Battlement Xationa! Forest, 

 Colorado. This view was taken at approximately 10,000 feet eleva- 

 tion. Photo by the author. 



Figure 22. A local settler delivering a load of Lodgepole pine 

 cones at the seed extraetory, for which he receives 45 cents per 

 bushel. Forest officers receiving them. Arapaho National Forest, 

 Colorado. 



