IBM JX

IBM's PCjr was a failure, or so I gather, but this one was more successful. Released only in Australia and New Zealand, I spotted a couple at a garage sale many years ago, and had to grab them. There used to be a cartridge-based version of Lotus 123 for this computer, on two cartridges, which always impressed me

Brookhaven National Laboratory – Flickr

Model 7030 "Stretch" (IBM), 1961

"The IBM Model 7030 was one of the world's first supercomputers. Originally conceived as an internal development project to improve, or "stretch" IBM's computer skills, the first Stretch was delivered to the Los Alamos National Laboratory to aid in the design of nuclear weapons. A complete Stretch occupied about 2,500 square feet."

Wikipedia – Die freie Enzyklopädie

Bild: Boffy b