Page:Popular Science Monthly Volume 89.djvu/903

 Recent Improvements in Motor- Driven Vehicles

��At right: A leather spring - cover with a felt lining satura- ted with oil Uibri- cates the springs

A motorcycle lim- ousine with its owner at the door. Why not construct taxicabs like this?

���Above: Storage -battery tractor drawing trailer- trucks in a freight-transfer station. Each tractor can handle at least 180 tons of material eac'a working day

At right: A four-wheel drive automobile comes to the rescue of a marooned true": in Mexico. It pulled its load through fifteen miles of adobe mud without trouble

��.S.Sil

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