The Continental Op is a fictional character created by Dashiell Hammett. He is a private investigator employed as an operative of the Continental Detective Agency's San Francisco office. The stories are all told in the first person and his name is never mentioned.
Short stories:
• "Arson Plus" - first published in Black Mask, October 1, 1923, under the pseudonym of Peter Collinson
• "Crooked Souls" (also known as "The Gatewood Caper") - first published in Black Mask, October 1, 1923
• "Slippery Fingers" - first published in Black Mask, October 15, 1923, under the pseudonym of Peter Collinson
• "It" (also known as "The Black Hat That Wasn't There") - first published in Black Mask, November 1, 1923
• "Bodies Piled Up" (also known as The House Dick") - first published in Black Mask, December 1, 1923
• "The Tenth Clew" (also known as "The Tenth Clue" - first published in Black Mask, January 1, 1924
• "Night Shots" - first published in Black Mask, February 1924
• "Zigzags of Treachery" - first published in Black Mask, March 1, 1924
• "One Hour" - first published in Black Mask, April 1924
• "The House in Turk Street" - first published in Black Mask, April 15, 1924
• "The Girl with Silver Eyes" - first published in Black Mask, June 1924
• "Women, Politics and Murder" (also known as "Death on Pine Street") - first published in Black Mask, September 1924
• "The Golden Horseshoe" - first published in Black Mask, November 1924
• "Who Killed Bob Teal?" - first published in True Detective Stories, November 1924
• "Mike, Alec or Rufus?" (also known as "Tom, Dick or Harry") - first published in Black Mask, January 1925
• "The Whosis Kid" - first published in Black Mask, March 1925
• "The Scorched Face" - first published in Black Mask, May 1925
• "Corkscrew" - first published in Black Mask, September 1925
• "Dead Yellow Women" - first published in Black Mask, November 1925,
• "The Gutting of Couffignal" - first published in Black Mask, December 1925
• "Creeping Siamese" - first published in Black Mask, March 1926
• "The Big Knock-Over" - first published in Black Mask, February 1927
• "$106,000 Blood Money" - first published in Black Mask, May 1927
• "The Main Death" - first published in Black Mask, June 1927
• "This King Business" - first published in Mystery Stories, January 1928
• "Fly Paper" - first published in Black Mask, August 1929
• "The Farewell Murder" - first published in Black Mask, February 1930
• "Death and Company" - first published in Black Mask, November 1930
Novels:
• Red Harvest (1929) - originally serialized in four installments in Black Mask: "The Cleansing of Poisonville" (November 1927), "Crime Wanted - Male or Female" (December 1927), "Dynamite" (January 1928), and "The 19th Murder" (February 1928)
• The Dain Curse (1929) - originally serialized in four installments in Black Mask: "Black Lives" (November 1928), "The Hollow Temple" (December 1928), "Black Honeymoon" (January 1929), and "Black Riddle" (February 1929)