The Baloney Slicer: How a Plum Orchard in San Jose Gave the World the Hard Disk
TECH HISTORY — SATURDAY, SEPTEMBER 12, 2026 The Baloney Slicer: How a Plum Orchard in San Jose Gave the World the Hard Disk Seventy years ago this month, IBM shipped 3.75 megabytes that weighed a ton. The machine it became still stores almost everything you own. GB GadgetGlow Bytes Editorial Published September 12, 2026 · 8 min read · How we work In 1952 IBM sent a small group of engineers to a rented building on Notre Dame Avenue in San Jose, California, overlooking a plum orchard. The valley did not yet have its nickname. The team's brief was unglamorous and enormous: find a way for a computer to reach any record it needed without first chewing through every record in front of it. Four years later they shipped the answer, and this month marks seventy years since the world found out about it. The IBM 350 Disk Storage Unit held 3.75 megabytes, stood five feet high by six feet wide, weighed more than a ton with its air compressor, and needed most of a room. Every hard...