Karr, Phyllis Ann,
--The Lady of Belac, #295, Winter, 1989/1990.

Kaye, Marvin,
--Thanatopsis, #291, Summer, 1988. (poem)

Keene, Day,
--Dead Man's Shoes, March, 1950.

Keller, David H.,
--The Seeds of Death, June/July, 1931.
--The Thing in the Cellar, March, 1932.
--Lords of the Ice, December, 1939.

Kelley, Leo P.,
--Generation Gap, Summer, 1974.

Kernaghan, Eileen,
--Villanelle, #319, Spring, 2000. (poem)

Kerr, Peg,
--Debt in Kind, #298, Fall, 1990.

Kidd, Virginia,
--Argument, #314, Fall, 1998. (poem)

Kier, Ida M.,
--Together, June, 1935.

Kimsey, James Robert,
--Bad Boy, #320, Summer, 2000.

King, Stephen, (1947- )
--Beach World, 1985.
--The Glass Floor, #298, Fall, 1990.
--It Grows on You, #301, Summer, 1991.

King, Valerie,
--The Dead Take Care of Their Own, #295, Winter, 1989/1990.

Klein, T. E. D.,
--Well-Connected, #290, Spring, 1988.

Kline, Otis Adelbert,--The Cup of Blood, September, 1923. *
--The Cup of Blood, June, 1935. (reprint)

Kuttner, Henry,
--The Graveyard Rats, March, 1936.
--Beyond the Phoenix, October, 1938.
--Masquerade, May, 1942.
--also see Bloch, Robert and Henry Kuttner

Kuttner, Robert,
--The Imitation Demon, September, 1954.

Lawlor, Harold,
--Nemesis, May, 1948. (novelette)
--Lover in Scarlet, January, 1949.
--Unknown Lady, September, 1950.
--Grotesquerie, November, 1950.

Lee, Tanith,
--The Sombrus Tower, Spring, 1981.
--When the Clock Strikes, Spring, 1981.
--Death Dances, #290, Spring, 1988.
--The Unrequited Glove, #291, Summer, 1988.
--The Kingdoms of the Air, #291, Summer, 1988.
--The Winter Ghosts, #303, Winter, 1991/1992.
--The Lily Garden, Spring, 1992.
--Antonius Bequeathed, #306, Spring, 1993. (short short)
--The Persecution Machine, #308, Spring, 1994.
--Mirror, Mirror, #308, Spring, 1994. (short short)
--One for Sorrow, #308, Spring, 1994.
--Flower Water, #313, Summer, 1998.

Lee, Thorne,
--The Crooked House, November, 1942.
--The Whispering Wine, March, 1943.

Leeds, Arthur,
--The Return of the Undead, November, 1925.

Le Fanu, J. Sheridan,
--Green Tea, July, 1933.

Leiber, Fritz, Jr.,
--The Automatic Pistol, May, 1940.
--The Phantom Slayer, January, 1942.
--Spider Mansion, September, 1942.
--In the X-Ray, July, 1949.
--The Dead Man, November, 1950. (novelette)
--Demons of the Upper Air, #307, Summer, 1993. (poem) (reprint)

Leinster, Murray,
--The Oldest Story in the World, August, 1925.
--The Strange People (Part 1), March, 1928.
--The Strange People (Part 2), April, 1928.
--The Strange People (Conclusion), May, 1928.
--The Murderer, January, 1930.
--The Monsters, January, 1933.
--The Oldest Story in the World, October, 1938. (reprint)

Leroux, Gaston,
--The Woman with the Velvet Collar, October, 1929.

Lette, Susan C.,
--Timmy, Summer, 1974. (short short)

Level, Maurice, (Jeanne Mareteux-Level)
--Night and Silence, February, 1932.
--The Look, March, 1933.

Lewton, Val, (Vladimir Ivan Leventon)
--The Bagheeta, July, 1930.

Ligotti, Thomas,
--The Lost Art of Twilight, #297, Summer, 1990. *
--Nethescurial, #303, Winter, 1991/1992.
--The Cocoons, #303, Winter, 1991/1992.
--Miss Plarr, #303, Winter, 1991/1992.

Linville, Andre,
--Dead Man's Schooner, December, 1939.

Little, John R.,
--Growing Up, #301, Summer, 1991.

Llywelyn, Morgan,
--Princess, #291, Summer, 1988.

Long, Frank Belknap, Jr.,
--Men Who Walk Upon the Air, May, 1925.
--The Body-Masters, February, 1935.
--Giants in the Sky, August, 1939.
--Escape from Tomorrow, December, 1939.
--The Peeper, March, 1944.
--Two Face, March, 1950.
--A Man from Genoa, Summer, 1974. (poem)

Lorrey, Rayson,
--Racing the Horseman, Spring-Fall, 1989.

Lovecraft, H. P.,
--Dagon, October, 1923.
--The Picture of the House, January, 1924.
--The Hound, February, 1924.
--The Rats in the Walls, March, 1924.
--The White Ape, April, 1924.
--Hypnos, May/June/Juy, 1924.
--The Music of Erich Zann, May, 1925.
--The Unnamable, July, 1925.
--The Temple, September, 1925.
--The Tomb, January, 1926.
--The Cats of Ulthar, February, 1926.
--The Outsider, April, 1926. *
--The Moon-Bog, June, 1926.
--The Terrible Old Man, August, 1926.
--He, September, 1926.
--The Call of Cthulhu, 1928.
--The Hound, September, 1929. (reprint)
Lovecraft, H. P., (continued)
--The Rats in the Walls, June, 1930. (reprint)
--The Outsider, June-July, 1931. * (reprint)
--The Strange High House in the Mist, October, 1931.
--The Cats of Ulthar, February, 1933. (reprint)
--The Music of Erich Zann, November, 1934. (reprint)
--Arthur Jermyn, May, 1935. (reprint of The White Ape)
--Dagon, January, 1936. (reprint)
--The Temple, February, 1936. (reprint)
--The Picture of the House, March, 1937. (reprint)
--Hypnos, November, 1937. (reprint)
--Beyond the Wall of Sleep, March, 1938.
--The Wicked Clergyman, April, 1939.
--Celephais, June-July, 1939.
--The Howler, June-July, 1939. (poem)
--Cool Air, September, 1939.
--Night Gaunts, December, 1939. (poem)
--The Case of Charles Dexter Ward (Part 1), May, 1941.
--The Case of Charles Dexter Ward (Conclusion), July, 1941.
--The Shadow over Innsmouth, January, 1942.
--Herbert West: Reanimator, Part 1. From the Dark, March, 1942.
--Herbert West: Reanimator, Part 2. The Plague-Demon, July, 1942.
--Herbert West: Reanimator, Part 3. Six Shots by Midnight, September, 1942.
--Herbert West: Reanimator, Part 4. The Scream of the Dead, November, 1942.
--Herbert West: Reanimator, Part 5. The Horror from the Shadows, September, 1943.
--Herbert West: Reanimator, Conclusion. The Tomb-Legions, November, 1943.
--The Familiars, January, 1947.
--Dagon, November, 1951. (reprint)
--August, Summer, 1974. (poem, reprint)

Lucian,
--The Sorcerer's Apprentice, October, 1939. (reprint, translated by Sir Thomas More)

Lumley, Brian,
--Fruiting Bodies, #291, Summer, 1988.
--The Pit Yakker, Spring-Fall, 1989.
--The Disapproval of Jeremy Cleave, #295, Winter, 1989/1990.
--Iced on Aran, #295, Winter, 1989/1990.
--No Sharks in the Med, #295, Winter, 1989/1990.
--The Luststone, #302, Fall, 1991.

MacCreagh, James, (Frederik Pohl)
--see Asimov, Isaac, and James MacCreagh

MacCreigh, James, (Frederik Pohl)
--see Asimov, Isaac, and James MacCreigh

MacDonald, Meg,
--The Legend, #299, Winter, 1990/1991. (poem)

MacDonald, John D.,
--The Great Stone Death, January, 1949.

Machen, Arthur, (Arthur Llewellyn Jones)
--The Lost Club, October, 1935. (reprint)

MacIntyre, F. Gwynplaine,
--Improbable Bestiary: The Bigfoot, #290, Spring, 1988. (poem)
--Improbable Bestiary: The Ghoul, #291, Summer, 1988. (poem)
--The Ones Who Turn Invisible, #293, Winter, 1988/89.
--Armageddon Out There, #293, Winter, 1988/89. (poem)
--Improbable Bestiary, Spring-Fall, 1989. (poem)
--Improbable Bestiary: The Pookah, #297, Summer, 1990. (poem)
--Improbable Bestiary: The Blob, #301, Summer, 1991. (poem)

MacLean, Katherine, and Mary Kornbluth,
--Chicken Soup, Winter, 1973.

MacLeod, Ian R.,
--1/72nd Scale, #298, Fall, 1990.
--The Dead Orchards, #308, Spring, 1994.

Malin, Glen,
--The Source of It, July, 1953.

Marchi, Jason J.,
--The Dance of the Corpses, #306, Spring, 1993. (poem)

Marshall, Edison,
--The Serpent CIty, Summer, 1973.
--The Son of the Wild Things, Summer, 1974.

Matheson, Richard,
--Wet Straw, January, 1953.
--Slaughter House, July, 1953. (novelette)

Mayhar, Ardath,
--The Little Finger of the Left Hand, #297, Summer, 1990. (short short)

McClusky, Thorp,
--The Considerate Hosts, December, 1939.

McNail, Stanley,
--Witch of the Moon, #303, Winter, 1991/1992. (poem)
--Whatever It Is, #306, Spring, 1993. (poem)
--At Tea in the Mortuary, #308, Spring, 1994. (poem)
--The Tower, #308, Spring, 1994. (poem)

Merritt, A.,
--In the Cathedral, Summer, 1974. (poem, reprint)

Metzger, Robert A.,
--Instrument of Allah, #293, Winter, 1988/89.

Mitchell, Albert Page, (Edward Page Mitchell)
--The Devilish Rat, Summer, 1974. (reprint)

Moore, C. L.,
--Shambleau, November, 1933.
--Black Thirst, April, 1934.
--Scarlet Dream, May, 1934.
--Dust of Gods, August, 1934.
--The Black God's Kiss, October, 1934. (Jirel)
--The Black God's Shadow, December, 1934. (Jirel)
--Julhi, March, 1935.
--Jirel Meets Magic, July, 1935. (Jirel)
--The Cold Gray God, October, 1935.
--The Dark Land, January, 1936. (Jirel)
--Yvala, February, 1936.
--Lost Paradise, July, 1936.
--The Tree of Life, October, 1936.
--Hellsgarde, April, 1939. (Jirel)
--also see Moore, C. L., and Forrest J. Ackerman
--also see Moore, C. L., and Henry Kuttner

Moore, C. L., and Forrest J. Ackerman,
--Nymph of Darkness, December, 1939.

Morlan, A. R.,
--Mothrasaurus, #300, Spring, 1991. (poem)

Morrow, W. C., (William Chambers Morrow)
--The Haunted Burglar, Summer, 1974. (reprint)

Munn, H. Warner,
--The Chain, April, 1928.
--King of the World's Edge (Conclusion), December, 1939.

Murchie, Malcolm Kenneth,
--Tryst Beyond the Years, November, 1948.
--Thinker, September, 1949.
--Stranger at Dusk, November, 1949.