Tractors plow a farm field in the United States. Tractors pull 16 feet wide seed drills. Views of early model powered engine farm tractors.
A man cuts the grain with a scythe and another man picks up stalks. A man with a scythe in his hand talks to another man in a field. Manual harvesting takes place. A different farmer uses a horse driven mechanical reaper to harvest crops in the farm field.
Manufacturing of aircrafts in United States World War I. A lumber camp with American flag hoisted. Men engaged in lumbering with railroad cars in the background.
Manufacturing of aircraft in United States World War I. The United States engineer troops on board flat railroad cars as a locomotive pulls them away.
Manufacturing of aircraft in United States World War I. Two men cut a tree using a pit saw. Log of wood pulled with a rope for transportation.
Manufacturing of aircraft in United States World War I. Huge logs of wood placed on rail road flat cars to be transported. Power crane stacks the timber. Workers in a factory cut and pile up lumber. Men pile up lumber as officers inspect them.
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