Manchester University - Atlas - 1960s

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Core memory. The Manchester / Ferranti Atlas was the first machine to have virtual memory, swapping pages between the high-speed (core at that time) memory and a magnetic drum (8 ms access time). Other companies eventually copied the idea.

Image 1962-Atlas-03.jpg

Photo page created Sat Dec 3 07:31:09 2005. All information © Eric Foxley.