ewens's profile

Joined about almost 5 years ago.

ewens's timelines

History of computers
History of computers timeline
Herman Hollerith, an American inventor, built a machine to count a census. It used punched cards ...
Herman Hollerith, 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 first computer manufacturer in the world: IBM. timeline