Dual Systems 83-20 - Operating Systems - [DMK] Dual Systems 83-20 - Operating Systems - [DMK] (TOSEC-v2024-07-03) TOSEC 2024-07-03 mictlantecuhtle contact@tosecdev.org TOSEC http://www.tosecdev.org/

System 83 UNIX Rev 1.50 (1982)(UniSoft - Bell Labs)(Boot UNIX from Winchester Standalone floppy system)[sn 593]