UNIX VARIANT DEVELOPED BY THE COLUMBUS, OHIO BRANCH OF BELL LABS
CB Unix; CB-UNIX
Columbus UNIX, or CB UNIX, is a discontinued variant of the UNIX operating system used internally at Bell Labs for administrative databases and transaction processing. It was developed at the Columbus, Ohio branch, based on V6, V7 and PWB Unix.
Version 8 Unix; Version 9 Unix; Version 10 Unix; Tenth Edition Unix; V10 Unix; Eighth Edition Unix; Ninth Edition Unix; V8 Unix; V9 Unix; IX (operating system); Unix Fifth Edition; Eight Edition Unix; Unix Research Version 4; Version 5 Unix; Version 4 Unix; Version 3 Unix; Version 1 Unix; Version 2 Unix; Eighth Unix
The term "Research Unix" refers to early versions of the Unix operating system for DEC PDP-7, PDP-11, VAX and Interdata 7/32 and 8/32 computers, developed in the Bell Labs Computing Sciences Research Center (CSRC).