Transportation on Land 



267 



country. Their trucks and buses run on fast regular schedules. 

 Today it is possible to travel on bus lines, comfortably and at 

 moderate cost, from coast to coast. 



Motor transport lines and private automobiles have seriously 

 affected electric and steam railroads. Bus lines are taking the 

 place of electric street car lines. Railroads carry fewer passen- 

 gers than even a few years ago, and carry less freight on short 

 hauls, as motor trucks now collect and deliver freight directly at 



Underwood and Underwood. 



AN ELECTRIC LOCOMOTIVE 



The power of a distant waterfall pulls this train over the mountains. 



the store or factory. In fact, for self protection, railroads are 

 beginning to establish their own motor lines for short hauls and 

 to replace branch rail lines. 



SUMMARY 



It took thousands of years for early man to progress beyond 

 the use of drags, pack horses, and carts for transportation. 



