Here are the Doom games, add-ons, and other misc. items I own:
Doom, v. 1.9 (shareware)
The Ultimate Doom, v. 1.9 (registered)
Doom II: Hell on Earth (registered)
Final Doom, v. 1.9 (registered)
D!Zone For Doom & Doom II Collector's Edition
D!Zone 2 For Doom & Doom II
Master Levels For Doom II
Toolkit for DOOM by Walnut Creek CDROM (11/94)
Doom (novel)
Doom: Hell on Earth (novel)
Doom: Infernal Sky (novel)
Doom: Endgame (novel)
Doom II Survival Guide
PWADs I've made:
Captain N: The Game Master for Doom 1 & 2
SLIDERS: PREPARE TO MEET THY DOOM! for Doom 1 & 2
Mark's Music For Doom 1.
Single-player and deathmatch demos coming soon!
E-mail me about my Doom stuff!