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Adriana Holleris an American inventor .built a machine to count a census.It used punched cards and gears like the previous ones but it worked with electricity.his company grew to become the firt computer manufacturer in the world;IBM
A list shows items. A timeline shows sequence.
Use Timetoast to make dates, milestones, and turning points easier to understand in a clear visual format. Timetoast is a timeline maker for work, school, research, and stories.