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The ABC computer began construction in 1937 by professor John Vincent Atanasoff and Cliff Berry at Iowa State College. The ABC Computer was completed and was later ruled by a judge as the first digital computer.
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ENIAC began construction in 1943 by J. Presper Eckert and John Mauchly. ENIAC is considered by many to be the first digital computer. It took up about 1800 square feet (167 square meters) and weighed 50 tons!
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The SSEM was the first computer to execute an electrically stored program. The SSEM was designed in early 1948 by Frederic Williams and built by Tom Kilburn at the University Of Manchester. The program that Kilburn invented was completed and tested on June 21st.
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The UNIVAC 1101 was the first computer with a program to be stored in its memory. It was developed by the Engineering Research Associates (ERA) and was given to the U.S. Government.
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The Z4 began construction in 1942 by Konrad Zuse. The z4 is considered to be the first commercial computer.
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Apple's first computer kit was developed by Steve Wozniak. This
was a circuit board that still required a keyboard, display, and power supply in order to be functional. -
Osborne 1, was developed by Adam Osborne. It was considered to be the first truly portable computer. At the time it costed $1795.
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The IBM PC was developed, this personal computer only had 16 kb of memory.
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The Mac Portable was created by Apple. It weighed about 17 pounds. At the time, the Mac Portable was $7300 U.S. dollars which is over $15 000 today!
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The Apple Ibook was a line of laptops that were produced from 1999 to 2006, they were more affordable than some of the other laptops at this time.
