36 DA VET'S PRIMER 



Now, children, you have been receiving lessons 

 on the necessity of forming the tops of some trees high 

 up. Tell us on what trees this should be performed, 

 James. 



" On the trees that are planted along the streets and 

 by the side of driveways." 



Right, my boy, you are in advance of the "tree 

 man" already. 



You may tell why these trees should have the 

 heads formed high, Sadie. 



"So that carriages, loads of hay and other moving 

 objects can pass under them." 



Correct ; any other reason ? 



"The telephone wires and the 'feed wires' of the 

 trolley cars should pass UNDER the branches of the 

 trees." 



Well said, Joseph. If you retain in that way all 

 you hear, by the time you are twenty you will have a 

 position to plant trees on the streets of some large city. 

 By the way, boys, there is going to be a demand for 

 thousands of bright young men in the cities for this 

 kind of work. America will yet have the grandest tree 

 system in the world ! All trees, however, should not 

 have their heads formed high up. 



How do you like the form of the one in this 

 photograph? 



We sometimes see private grounds where the trees 

 have been planted too thick. As the trees became 

 large people saw they had too much shade and could 



