Most of these plants are located in the Middle West but they draw their timber chiefly from the South.

Hickory is a necessary wood to the vehicle industry for use in spokes and wheels.

The factories exert every effort to secure adequate supplies of timber from the farm woodlands, sawmills and logging camps.

The automobile industry now uses considerable hickory in the wheels and spokes of motor cars.
Most of the stock used by the vehicle industry is purchased green.

Neither the lumber nor vehicle industry is equipped with enough kilns for curing this green material.