IBM 7950

The IBM 7950, also known as Harvest, was a one of a kind data processing system that IBM built for the NSA. It consisted of an IBM 7030 Stretch computer and the following special peripherials:

• IBM 7951[?] - Stream coprocessor
• IBM 7952[?] - High performance core storage
• IBM 7955[?] - Magnetic tape system also known as Tractor
• IBM 7959[?] - High speed I/O exchange