Italian workers manufacture and assemble army trucks at a war plant in Italy. Heavy mechanical parts are moved with hoists in the assembly area. Women at sewing machines make canvas covers for army trucks Finished trucks line up and drive away from the plant. (World War I; World War 1; WWI; WW1)
A man hammers a limestone piece to crush it to manufacture glass for military purpose in World War 1. Men work on circular glass sheets. Glass undergoes processing with the help of machines. Lenses inspected. Glass sheets grinded and polished. Glass used to manufacture products like mirror, searchlight and window glass. (World War I; World War 1; WWI; WW1)
Steel plates fabricated for use in ships and submarines. Submarines are seen at dockside. A large ship is launched, not yet outfitted. Observers watch from small boat. A destroyer cruises by at high speed, smoke billowing from its stack. A heavy cruiser fires guns. (World War I; World War 1; WWI; WW1)
Ford tractor demonstrated in United States. Ford tractor drawn plows used to plow a field as people look on. A tug of war between men and the tractor as men try to pull the tractor with a rope. Tractor wins the tug of war. Tractor draws a plow and a disk in the field. Tractor drawn reaper used to harvest the crops in a field.
Ford tractor demonstrated in United States. Tractor drawn reaper in a hay field. Workers load hay into tractor drawn wagons. Hay stacked one upon the other. Men load hay in tractor drawn wagons.
Ford tractor demonstrated in United States. Ford tractor drawn reaper used to harvest crops in a field. Man drives the tractor drawn reaper around the field. A horse drawn reaper used to harvest crops in a field. A worker on a hay stack loaded in a Ford tractor drawn wagon.
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