World’s First Hard Drive

The 50th anniversary of hard-disk storage is coming up in a little over a month. On Sept. 13, 1956, IBM shipped the first hard disk drive. It was the size of two refrigerators, weighed a ton, stored 5 megabytes on 50 spinning iron-oxide-coated disks– and cost $250,000 a year in today’s dollars to lease. Newsweek

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