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BitHistory.org

@bithistory.bsky.social

Preserving the History of Computing.

BitHistory.org @bithistory.bsky.social · 09/10/2026

💾 **500,000 Users Online — At the SAME TIME!** A neat piece of early Internet history we picked up for the BitHistory collection! This original America Online (AOL) plaque commemorates reaching **500,000 simultaneous users on October 27, 1997** #BitHistory #AOL #AmericaOnline #InternetHistory

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BitHistory.org @bithistory.bsky.social · 08/10/2026

Ever wanted to experiment with a vintage computer trainer? Check out this browser-based emulator of the Kosmos CP1! A fun way to explore early microprocessor programming without needing the original hardware. lambdamikel.github.io/kosmos-cp1-e... #BitHistory #VintageComputing #Electronics

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BitHistory.org @bithistory.bsky.social · 06/10/2026

Neat find... AT&T UNIX PC System Software — Version 3.51, still factory sealed! The UNIX PC — also known as the 3B1 (and earlier 7300) — was AT&T’s Motorola 68010-based UNIX workstation from the mid-1980s. Version 3.51 represents the mature end of the UNIX PC system software line.

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