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The invention of the abacus in 3,000 BC
marked the beginning of computers. -
In 1452 AD it is believed that Leonardo
da Vinci conceived of a calculation device.
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.