IBM Announcement Letters

OS/2 Warp Server 4

 * IBM OS/2 Warp Server Advanced, Version 4 SMP Feature Availability / IBM Announcement Letter No. ZA96-0257 dated September 17, 1996
 * IBM OS/2 Warp Server, Version 4; IBM OS/2 Warp Server Advanced, Version 4; IBM LAN Server for Macintosh, Version 1.01 Offer Complete Server Software Solutions / February 26, 1996 / Announcement Number: 296-056

OS/2 2.x

 * ZP93-0700 (1993-11-09) OS/2 2.1 for Windows 3.1
 * ZP94-0432 (1994-07-12) IBM OS/2 for Symmetrical Multiprocessing Version 2.11
 * ZP92-0400 (1992-03-31) OS/2 2.0, Extended Services, DDCS/2, LS 2.0, OS/2 2.0 Tools