MacCreagh, Gordon,
--The Hand of St. Ury, January, 1951.
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.
--But Not to Dream, May, 1949.
Machen, Arthur, (Arthur Llewellyn Jones)
--The Bowmen, July, 1928.
--The Lost Club, October, 1935. (reprint)
MacIntyre, F. Gwynplaine, (1948- )
--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)
--Beddy-Bye, #313, Summer, 1998.
Mackintosh, Charles Henry,
--Melchior Makes Magic, May, 1928.
--Guardians of the Guavas, September, 1930.
--Death in Twenty Minutes, January, 1925.
--The Eyes of Ustad Isa, September, 1938.
Maclaren, Ian,
--The Clash of Dishes, Fall, 1973.
MacLean, Katherine, and Mary Kornbluth,
--Chicken Soup, Winter, 1973.
MacLeod, Ian R.,
--1/72nd Scale, #298, Fall, 1990. *
--The Dead Orchards, #308, Spring, 1994. *
--The Family Football, #315, Spring, 1999.
MacMillan, Dr. Cyrus,
--The Phantom Soldier at Ticonderoga, January, 1953.
--Atlantic Isle of Mystery, January, 1954.
MacNab, Leavenworth,
--The Hanging of Aspara, June, 1925.
Macom, Arthur,
--The Green Monster, July, 1928.
Macready, R. G.,
--The Plant-Thing, July, 1925.
Magherini-Graziani, G.,
--Fioraccio, October, 1934.
Mahin, John L., Jr.,
--The Red Lily, July, 1925.
Mahler, Sylvia Leone,
--Colleagues, May, 1943.
Makin, William J.,
--The Anatomy Lesson, March, 1937.
Malcolm-Smith, George,
--Satan's Fiddle, August, 1927.
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)
McCarthy, William Michael,
--The King of Rhythm and Blues, #330, Winter, 2002/2003.
McClusky, Thorp,
--The Considerate Hosts, December, 1939.
McComas, Steve,
--anybody home? #316, Summer, 1999. (poem)
McCullough, Kelly David,
--Webmage, #317, Fall, 1999.
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)
Medici, Daniel Paul,
--Drawback, #317, Fall, 1999. (poem)
Merritt, A.,
--In the Cathedral, Summer, 1974. (poem, reprint)
Metzger, Robert A.,
--Instrument of Allah, #293, Winter, 1988/89.
Meyer, Kenneth W.,
--The Horla, #320, Summer, 2000. (poem)
Mintz, Catherine,
--The Pocket Witch, #314, Fall, 1998. (poem)
--Twilight, #315, Spring, 1999. (poem)
--Sentry, #315, Spring, 1999. (poem)
--One Summer Evening, #316, Summer, 1999.
--Belle Dame, #317, Fall, 1999. (poem)
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.
Moore, C. L., and Henry Kuttner,
--Quest of the Starstone, November, 1937.
Morcom, Joanne,
--Lovecrafty Haiku, #321, Fall, 2000. (poem)
Morlan, A. R.,
--Mothrasaurus, #300, Spring, 1991. (poem)
Morrow, W. C., (William Chambers Morrow)
--The Haunted Burglar, Summer, 1974. (reprint)
Munn, H. Warner,
--The Werewolf of Ponkert, July, 1925. *
--The City of Spiders, November, 1926.
--The Return of the Master, July, 1927.
--The Chain, April, 1928.
--The Werewolf's Daughter (Part 1), October, 1928.
--The Werewolf's Daughter (Part 2), November, 1928.
--The Werewolf's Daughter (Conclusion), December, 1928.
--The Master Strikes, November, 1930.
--The Master Fights, December, 1930.
--The Master Has a Narrow Escape, January, 1931.
--The Wheel, May, 1933.
--A Sprig of Rosemary, June, 1933.
--King of the World's Edge (Part 1), September, 1939.
--King of the World's Edge (Part 2), October, 1939.
--King of the World's Edge (Part 3), November, 1939.
--King of the World's Edge (Conclusion), December, 1939.
--The Werewolf of Ponkert, January, 1953. (reprint)
Murchie, Malcolm Kenneth,
--Tryst Beyond the Years, November, 1948.
--Thinker, September, 1949.
--Stranger at Dusk, November, 1949.
Myers, Gary,
--see Myers, Gary, and Marc Laidlaw
Myers, Gary, and Marc Laidlaw,
--The Summons of Nuguth-Yug, Fall, 1981.
Myers, Tim,
--Arthur's Toys, #322, Winter, 2000/2001.