Airborne All the Way, Tapestries (anth), 1995
Arclight, F&SF, April, 1973
As Our Strength Lessens, Honor of the Regiment (anth), 1993
The Automatic Rifleman, Destinies VII, #4, Fall 1980
Awakening, Nameless Places (anth), 1975
Band of Brothers, The Far Stars War (anth), 1990
Bargain, Masters in Hell (anth), 1988
The Barrow Troll, Whispers (mag), December, 1975
Best of Luck, The Year's Best Horror Stories: Series VI  (original to the anthology), 1978
Black Iron, Nameless Places (anth), 1975
Blood Debt, The 4th Mayflower Book of Black Magic Stories (anth), 1976
The Bond, Far Frontiers, Fall, 1985
Boundary Layer, Time Safari (original to the collection), 1982
The Box, Old Nathan (coll), 1991
The Bull, Whispers (mag), 1987
The Bullhead, Old Nathan (coll), 1991
But Loyal to His Own, Galaxy, October, 1975
The Butcher's Bill, Galaxy, November, 1974
Calibration Run, Time Safari (original to the collection), 1982
Cannibal Plants from Heck, Alien Pregnant by Elvis (anth), 1994
Caught in the Crossfire, Chrysalis 2 (anth), 1978
'Cause I Served My Time in Hell, Rebels in Hell (anth), 1986
Children of the Forest, F&SF, November, 1976
Choosing Sides, Masters of War (anth), 2002
Code-Name Feirefitz, Men of War II (anth), 1983
Contact!, Analog, October, 1974
Cultural Conflict, Destinies VI, #2, Jan/Feb 1979, 1979
The Dancer in the Flames, Whispers (mag), August, 1982
Denkirch, Travellers by Night (anth), 1967
Dragon, the Book, Catfantastic V (anth), 1999
Dragons' Teeth, Midnight Sun, #2 Summer/Fall, 1975
Dreams in Amber, Whispers V (anth), 1984
The Elf House, Fantasy Masters (anth) 200?
The Enchanted Bunny, (with The Undesired Princess by L. Sprague de Camp), 1990
The End, Sworn Allies (anth), 1990
The End of the Hunt, New Destinies VVIII, 1989
Exile, Prophets in Hell (anth), 1989
Facing the Enemy, Battlestation (anth), 1992
Failure Mode, Vanguard (anth), 1993
The False Prophet, Vettius and Friends (anth), 1989
Firefight, Frights (anth), 1976
The Fool, Whispers VI (anth), 1987
From the Dark Waters, Waves of Terror (anth), 1976
Goddess, Tales from the Vulgar Unicorn (anth), 1980
The Gold, Old Nathan (coll), 1991
A Grand Tour, More Than Honor (anth), 1998
The Great Beer Shortage (by Janet Morris), Far Frontiers, Winter 1986 [note: though I am listed as co-author of this story because of Janet's personal reasons, I had nothing to do with the writing nor was I paid for the use of my name]
The Hand of Providence, Heroes in Hell (anth), 1986
Hangman, Hammer's Slammers (original to the collection), 1979
The Hunting Ground, Superhorror (anth), 1976
The Immovable Object, Caught in the Crossfire, 1998
Inheritor, Aftermath (anth), 1987
The Interrogation Team, At Any Price (Coll), 1985
The Irresistable Force, The Butcher's Bill (anth), 1998
Justice (novel excerpt), Amazing, June 1992
Killer (with Karl Edward Wagner), Midnight Sun, #1, 1974
King Crocodile, Whispers III (anth), 1981
Lambs to the Slaughter, Foreign Legions (anth), 2001
A Land of Romance, Sprague de Camp Festschrift, 200?
The Land toward Sunset, Cormac Mac Art (anth), 1995
The Last Battalion, Analog, September, 1977
Learning Curve, Angels in Hell (anth), 1987
Liberty Port, Free Lancers (anth), 1987
Lord of the Depths, Dark Things (anth), 1971
The Mantichore, Swords Against Darkness III (anth), 1978
The Master of Demons, Dark Horizons, #11 Winter/Spring, 1975
Men Like Us, Omni, May, 1980
Mission Accomplished, Crisis (anth), 1991
Mom and the Kids (with Larry Niven), Sworn Allies (anth), 1990
The Murder of Halley's Comet (with Larry Niven), Break Through (anth), 1989
Nation without Walls, Analog, July, 1977
Neck or Nothing, Paying the Piper, 2002
Nemesis Place, Fantastic, April, 1978
Night March, The Tank Lords (anth), 1997
The Noble Savages, Blood and War (anth), 1993
Out of Africa, From the Heart of Darkness (anth), 1983
The Political Process, Paying the Piper, 2002
The Predators, Destinies VI, #5, Oct/Dec 1979
Ranks of Bronze, Galaxy, August, 1975
Ranks of Bronze (novel excerpt), Far Frontiers, Spring, 1986
The Red Leer, Whispers II (anth), 1979
Rescue Mission, The Fleet (anth), 1988
Safe to Sea, Spacefighters (anth), 1988
The Sharp End (novel excerpt), Amazing, October 1993
The Shortest Way, Whispers (mag), March, 1974
Smash and Grab, Total War (anth), 1990
Smokie Joe, More Devil's Kisses (anth), 1977
Something Had to be Done, F&SF, February, 1975
The Song of the Bone, Whispers (mag), December 1973
Springs Eternal, Crusaders in Hell (anth), 1987
Standing Down, Hammer's Slammers (original to the collection), 1979
The Tank Lords, Far Frontiers, Winter, 1986
Team Effort, Break Through (anth), 1989
Than Curse the Darkness, New Tales of the Cthulhu Mythos (anth), 1980
Tigers of the Sea (completion of a Robert E. Howard story), Cormac Mac Art (anth), 1995
Time Safari, Destinies VIII, #2, 1981
To Bring the Light, (with Lest Darkness Fall by L. Sprague de Camp), 1996
The Tradesmen, Drakas! (anth), 2000
Travellers, Destinies VIII, #1, Winter 1981
Under the Hammer, Galaxy, October, 1974
Underground, Destinies VII, #1, Feb/Mar 1980
A Very Offensive Weapon, Forever After (anth), 1995
Votary, The Face of Chaos (anth), 1983
The Way We Die, The Military Dimension (coll), 1991
When the Devil Drives, Counter Attack (anth), 1988
Wisdom, War in Hell (anth), 1988
With the Sword He Must Be Slain, Armageddon (anth), 1998