Inventions Wliioli Improve the Motor-Truck and Make 



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Above, a truck for mine 

 rescue work equipped with 

 a wonderful variety of scien- 

 tific paraphernalia, including 

 a complete telephone system 



At right, a hydraulic pressed 

 steel wheel used on trucks in 

 war service. Its strength is 

 rated higher than that of any 

 other type of wheel made 



At left, an ad- 

 justable two- 

 bar extension 

 rear axle 

 for a motor- 

 cycle sidecar 



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Above: In Long Beach, California, 

 an immense disk is painted in the 

 center of eacli street intersection as 

 a guide to automobiles and vehicles 



At left, a removable motor-truck 

 headlight carried only nt night. During 

 the day valves fastened to the tube 

 arc closed and the headlight is removed 

 from its U-shapcd stand in front 



;JW 



