A from the mid-20th century would fill an entire room -a big room, at that! IBM introduced the 305 RAMAC system in 1956, the first to use a hard drive. What you see here is that hard drive, which weighed a ton and held a whopping 5 megabytes of memory storage. It was named the 350 Disk Storage Unit. At the time, you could lease the entire setup for a mere $3,200 a month!

ea5a92842dddrive.jpg 278x350 5MB Hard Drive

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5MB Hard Drive