1971 / Author

Chainmail (1971)

1972 / Author

Chainmail 2nd Edition (1972)

1973 / Author

Dungeons & Dragons 3-Volume Set (1973)

1974 / Author

Dungeons & Dragons 3-Volume Set (1974)

1975 / Author

Chainmail 3rd Edition (1975)	Dungeons & Dragons Supplement I: Greyhawk (1975)

1976 / Author

Dungeon Geomorphs Set One: Basic Dungeon (1976)	Dungeons & Dragons Supplement III: Eldritch Wizardry (1976)	Dungeons & Dragons Supplement V: Swords & Spells (1976)	The Lost Caverns of Tsojconth (1976)

1977 / Author

Dungeon Geomorphs Set Three: Lower Dungeons (1977)	Dungeon Geomorphs Set Two: Caves & Caverns (1977)	Dungeons & Dragons 3-Volume Set (1977)	Dungeons & Dragons (1977)
Dungeons & Dragons Basic Rulebook (1977)	Dungeons & Dragons Basic Set (1977)	Monster Manual (1977)	Monster Manual (1977)
Outdoor Geomorphs Set One: Walled City (1977)

1978 / Author

AD&D First Edition Players Handbook (1978)	AD&D First Edition Players Handbook (1978)	D1: Descent into the Depths of the Earth (1978)	D2: Shrine of the Kuo-Toa (1978)
D3: Vault of the Drow (1978)	Dungeons & Dragons Basic Set (1978)	G1: Steading of the Hill Giant Chief (1978)	G2: The Glacial Rift of the Frost Giant Jarl (1978)
G3: Hall of the Fire Giant King (1978)	S1: Tomb of Horrors (1978)

1979 / Author

AD&D First Edition Dungeon Master's Guide (1979)	AD&D First Edition Dungeon Master's Guide, Revised Edition (1979)	Dungeons & Dragons Basic Set (1979)	T1: The Village of Hommlet (1979)

1980 / Author

B2: The Keep on the Borderlands (1980)	Dungeons & Dragons Basic Rulebook (1980)	Dungeons & Dragons Basic Set (1980)	Dungeons & Dragons Expert Rules (1980)
Dungeons & Dragons Expert Set (1980)	S3: Expedition to the Barrier Peaks (1980)	World of Greyhawk Fantasy Game Setting (1980)

1981 / Author

D1-2: Descent into the Depths of the Earth (1981)	D3: Vault of the Drow (1981)	Dungeon Geomorphs Set One to Three (1981)	G1-2-3: Against the Giants (1981)
GW1: Legion of Gold (1981)	S1: Tomb of Horrors (1981)	T1: The Village of Hommlet (1981)

1982 / Author

S4: The Lost Caverns of Tsojcanth (1982)	WG4: The Forgotten Temple of Tharizdun (1982)

1983 / Author

AD&D First Edition Dungeon Master's Guide (1983)	AD&D First Edition Players Handbook (1983)	Dungeons & Dragons Set 1: Basic Rules (1983)	Dungeons & Dragons Set 2: Expert Rules (1983)
EX1: Dungeonland (1983)	EX2: The Land Beyond the Magic Mirror (1983)	Monster Manual (1983)	Monster Manual II (1983)

1984 / Author

AC4: The Book of Marvelous Magic (1984)	WG5: Mordenkainen's Fantastic Adventure (1984)	World of Greyhawk Fantasy Game Setting (1984)

1985 / Author

The Crimson Sea (1985)	Dungeons & Dragons Set 4: Master Rules (1985)	The Green Hydra (1985)	The Ice Dragon (1985)
Oriental Adventures (1985)	Saga of Old City (1985)	T1-4: The Temple of Elemental Evil (1985)	Unearthed Arcana (1985)
WG6: Isle of the Ape (1985)

1986 / Author

Artifact of Evil (1986)	Dungeons & Dragons Basic Rules (1986)	The Fire Demon (1986)	GDQ1-7: Queen of the Spiders (1986)

1987 / Author

B1-9: In Search of Adventure (1987)	City of Hawks (1987)	Cyborg Commando (1987)	Night Arrant (1987)
Role-Playing Mastery (1987)	S1-4: Realms of Horror (1987)	Sea of Death (1987)

1988 / Author

Come Endless Darkness (1988)	Dance of Demons (1988)

1989 / Author

Master of the Game (1989)

1991 / Author

Dungeons & Dragons Rules Cyclopedia (1991)

1992 / Author

The Anubis Murders (1992)	Dangerous Journeys: Mythus (1992)	Epic of Ærth (1992)	Mythus Magic (1992)

1993 / Author

Death in Delhi (1993)	Mythus Bestiary (1993)	Necropolis (1993)	The Samarkand Solution (1993)

1994 / Author

Mythus Prime (1994)

1999 / Author

Against the Giants: The Liberation of Geoff (1999)	The Lejendary Rules for All Players (1999)	The Ritual of the Golden Eyes (1999)	TSR Silver Anniversary Collector's Edition (1999)
The Weyland Smith & Company Giant Fun Catalog (1999)

2000 / Author

Beasts of Lejend (2000)	Lejend Master's Lore (2000)	System Reference Document (SRD) (2000)

2002 / Author

EX1: Dungeonland (2002)	EX2: The Land Beyond the Magic Mirror (2002)	Gary Gygax's The Canting Crew (2002)	The Hermit (2002)
Lejendary Earth Gazetteer (2002)	Necropolis (2002)	The Slayer's Guide to Dragons (2002)	The Slayer's Guide to Undead (2002)

2003 / Author

Gary Gygax's Living Fantasy (2003)	Gary Gygax's World Builder (2003)	Noble Kings and Dark Lands (2003)	Revised System Reference Document (SRD) (2003)

2004 / Author

30 Years of Adventure: A Celebration of Dungeons & Dragons (2004)	Terekaptra: Lost City of the Utiss (2004)

2005 / Author

CZ1: Yggsburgh (2005)	Gary Gygax's Hall of Many Panes (2005)	Gary Gygax's Hall of Many Panes (2005)	Lejendary Adventure Essential Bestiary (2005)
Lejendary Adventure Essentials (2005)	Lejendary Adventure Essentials Rulebook (2005)	Living the Legend (2005)	Tomb of Horrors (Revised) (2005)

2006 / Author

CZ PDF1: Class Options & Skills for Yggsburgh (2006)	CZ PDF2: Yggsburgh Player's Maps (2006)	CZ PDF3: The Outs Inn (2006)	The Exotic Realms of Hazgar (2006)
Lejendary Adventure Quick Start Rules (2006)

2007 / Author

The Anubis Murders (2007)	CZ9: The East Mark Gazetteer (2007)	The Hermit (2007)	More Beasts of Lejend (2007)
A Problem of Manors (2007)

2008 / Author

CZ2: The Upper Works (2008)	Infernal Sorceress (2008)	Saga of Old City (2008)	The Samarkand Solution (2008)

2009 / Author

Death in Delhi (2009)

1975 / Editor

The Strategic Review #1 (1975)	The Strategic Review #2 (1975)	The Strategic Review #3 (1975)	The Strategic Review #4 (1975)