26 LUTHER BURBANK 



trees add permanent beauty to the landscape 

 gives them an additional claim on the interest of 

 that growing body of city dwellers who are now- 

 adays harking back to the soil for esthetic rather 

 than for commercial reasons. Meantime the fur- 

 ther fact that an unfruitful tree may ultimately 

 be valuable as lumber should make additional 

 appeal to those nature lovers who, though calling 

 themselves amateurs, enjoy none the less to have 

 their hobbies bring them a certain monetary 

 return. 



