Extremes of the War Transportation Problem 



Private motorists in Great Britain are giving much of their time to volunteer ambu- 

 lance work. They have supplied many of their pleasure cars with ambulance trailers 

 as shown in the illustration and are doing useful work in carrying the wounded 



Military trucks are sometimes mired in the swamps and mud holes near the front, especially 



on the Russian battlegrounds. Here is a German ammunition truck being pulled through a 



Polish swamp by a large force of soldiers 



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