ewens's profile

Joined about about 6 years ago.

ewens's timelines

Timeline: 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.

Herman Hollerith, an American inventor, built a machine to count a census. It used punched cards ... 2 items

Timeline: History of computers

History of computers 10 items