Up for sale is a rather interesting collection of vintage Star Trek CD Rom games, technical manuals, and so forth. All are in excellent condition except for the TNG Tech manual, #9, a little scuffed, and most are Apple Mac based, such as Elite Force II.
List is below, and the discs are all mint and have the original paper work in the cases.
1. Elite Force II for mac, Aspyr with code
2. Star Trek the Next Generation Interactive Technical Manual, 1994 Simon & Schuster 
3. Star Trek Omnipedia, 1995 by Simon and Schuster and is Mac CD-ROM
4 Deluxe Star Treak Starship Creator for Mac and Windows 1999 Simon & Schuster
5. Star Trek 25th Anniversary Enhanced CD-ROM, 1994 by MacPlay
6.Star Trek Deep Space Nine Harbinger Holosutie Missions by Viacom, 1995 PC MS-DOS 
7. Star Trek Captains Chair, virtual tour of five starship bridges, 1997 by Simon Schuster
8. Star Trek Starship Creator Warp II, Simon & Schuster and Mac and PC
9. Star Trek TNG interactive Technical manual NCC-1701-D Simon & Schuster 1994 Windows

All of these will require older OS's to run, pretty sure of that.
The are in good to great shape, some of the cases have scuffs, but overall they are in real nice condition.
Will ship quick