Ok, a lot of these are unlikely to be available, but I'm going to try anyway Please PM if you have anything available! All are US versions unless otherwise specified.

Manuals/Instructions:
Steel Battalion (Xbox, controller, not game)
Turok (Xbox, don't laugh!)
Bloody Roar: Primal Fury (Gamecube)
Final Fantasy 8 (PSX, non-GH)
Fear Effect (PSX)
Suikoden II (PSX)
Valkyrie Profile (PSX)
Mischief Makers (N64)
Conker's Bad Fur Day (N64)

Boxes
Street Fighter Collection 2 (PSX, Back cover/traycard only)
XMen vs. Street Fighter (Saturn/Japan, Back cover/traycard only)
Donkey Kong Country 1 (SNES)
NES Action Set
Sega Saturn Console (2nd edition/round buttons)
Nintendo 64 Console
Time Crisis (PSX, w/Guncon)
Mischief Makers (N64)
Conker's Bad Fur Day (N64)
Thunderforce V (PSX, Backcover/traycard)

Thanks for looking!