Mauchly was among the first to see the computer as more than a high-powered calculator.

CNN: Genesis of the computer

By the time Eckert and Mauchly showed up, Watson had changed his mind and already had a competitor to the Univac under development.

CNN: Genesis of the computer

Presper Eckert and John Mauchly -- was well on its way toward completing a new, faster computer called the Univac (Universal Automatic Computer).

CNN: Genesis of the computer

But Mauchly was the visionary, the dreamer who in many ways foreshadowed the Silicon Valley visionaries who were to follow 30 years later.

CNN: Genesis of the computer

Attending was John Mauchly who, before Prof Randell took to the stage, thought that the machine he built, Eniac, was one of the first electronic computers.

BBC: The road to uncovering a wartime Colossus

But Mauchly was an idea man, not a businessman.

CNN: Genesis of the computer

Unless you fancy using three different machines to run Word, Excel and PowerPoint, give credit to the fathers of Eniac, the first reprogrammable computer: John Mauchly, Presper Eckert and John von Neumann.

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"Mauchly was the kind of guy who thought with his mouth open, " says his widow, Kay Mauchly Antonelli, who became one of the world's first computer programmers when she worked on the ENIAC.

CNN: Genesis of the computer

By the time Remington Rand absorbed EMCC, Mauchly had been singled out by the government as a communist and was denied security clearance at the building where EMCC was developing the Univac for the U. S. Census Bureau.

CNN: Genesis of the computer