History of the Computer

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Across
  1. 2. - Invention that made computers smaller and more efficient
  2. 4. - Earliest computing device
  3. 5. - The inventor of the first mechanical calculator performing addition and subtraction
  4. 7. - First supercomputer
Down
  1. 1. - Worlds first computer programmer
  2. 3. - Created the concept of the Analytical Engine
  3. 6. - Manufactured in 1958, by Jack St. Clair Kilby of Texas Instruments (The first of its kind)