Hidden in storage, a University of Utah research associate happened upon the only known copy of this ‘revolutionary’ software

It took careful work to recover the UNIX V4 operating system from the 9-track magnetic tape. The software is foundational for ...
Hackaday

Only Known Copy Of UNIX V4 Recovered From Tape

UNIX version 4 is quite special on account of being the first UNIX to be written in C instead of PDP-11 ASM, but it was also ...
How-To Geek on MSN

UNIX V4 is back: I booted into the 1973 OS and it made me weirdly happy

I booted UNIX V4 (first C rewrite) in a PDP‑11 emulator. It feels tactile—no backspace, staggered print, slower typing, and ...
Hosted on MSN

52-year-old data tape could contain only known copy of UNIX V4

A tape-based piece of unique Unix history may have been lying quietly in storage at the University of Utah for 50+ years. The question is whether researchers will be able to take this piece of ...