dipity

How computers first started and how they progressed over time

Created by iTastyChikkos on Feb 24, 2011

Last updated: 02/27/11 at 05:22 PM

• Apple 1
  1976

  The first Apple Computer

• The Havard Mark 1
  1944

  Developed in 1944 to be used by the United States during World War II. This was the first digital computer.

• ENIAC
  1944

  The Mark I was quickly followed by ENIAC. Another computer used in the war effort.

• Hollerith Desk
  1890

  Used Jacquard’s punch card technology to enable the user to count data and see the results on the dials above the desk. This technology was first used to count people in the US 1890 Census.

• Anatyical Engine
  1842

  Designed by Charles Babbage as the first general purpose computer. Used the punch cards designed by Jacquard, it is considered the pre-cursor to modern computers.

• Jacquard’s loom
  1801

  A power loom using punch cards. It was designed to create patterns in tapestries. This was an important development given the number of people working in the manufacturing industry at the time.

• The Stepped Rockner
  1670

  Gottfried Wilhelm Leibniz developed a calculator that could add, subtract, multiply and divide.

• Pascaline
  1642

  Developed by Blaise Pascal to assist his father add figures in his work as a tax collector. Was not very accurate and was very expensive.

• Napier Bones
  1617

  Developed by John Napier to perform complex multiplications. This technology was adapted to create slide rules, a technology that helped NASA astronauts land on the moon in the 1960’s.

• Abacus
  Jul 2, 300 AD

  Thisbasic machine was used for counting