######################################################################### # Research Editions # ######################################################################### # $Revision: 1.7 $ $Date: 2000/06/25 08:35:26 $ # pdp7 Name: PDP-7 version Date: 1969-09 Reference: Quarter Century of UNIX by Peter Salus, pg 43 v1 Name: 1st Edition Date: 1971-11-03 Reference: Quarter Century of UNIX by Peter Salus, pg 43 Successor to pdp7 100 # DEC PDP-11/20, Assembler v2 Name: 2nd Edition Date: 1972-06-12 Reference: Quarter Century of UNIX by Peter Salus, pg 43 Successor to v1 100 # 10 Unix installations v3 Name: 3rd Edition Date: 1973-02 Reference: Quarter Century of UNIX by Peter Salus, pg 43 Successor to v2 100 # Pipes, 16 installations v4 Name: 4th Edition Date: 1973-11 Reference: Quarter Century of UNIX by Peter Salus, pg 43 Successor to v3 100 # rewriting in C effected, # above 30 installations v5 Name: 5th Edition Date: 1974-06 Reference: Quarter Century of UNIX by Peter Salus, pg 43 Successor to v4 100 # above 50 installations v6 Name: 6th Edition Date: 1975-05 Reference: Quarter Century of UNIX by Peter Salus, pg 43 Successor to v5 100 v7 Name: 7th Edition Date: 1979-01 Reference: Quarter Century of UNIX by Peter Salus, pg 43 Successor to v6 1000 v8 Name: 8th Edition Date: 1985-02 Reference: Quarter Century of UNIX by Peter Salus, pg 43 Successor to 4.1cbsd Code taken from sysV # dmr says code was taken from sysV and 4.1c, and that # the latter is the real antecendant v9 Name: 9th Edition Date: 1986-09 Reference: Quarter Century of UNIX by Peter Salus, pg 43 Successor to v8 1000 v10 Name: 10th Edition Date: 1989-10 Reference: Quarter Century of UNIX by Peter Salus, pg 43 Successor to v9 100