page_title: Harl Vincent
section_title: Non-series
hierarchical_section_title: Harl Vincent / Works by Harl Vincent / Non-series
caption_attribution_description: English: Cover of Amazing Stories, August 1929
context_page_description: Harl Vincent was the nom de plume of Harold Vincent Schoepflin, an American mechanical engineer and science fiction author. He was published regularly in science fiction "pulp" magazines.
context_section_description: "The Ambassador from Mars", Amazing Stories, September 1928.
  "The Seventh Generation", Amazing Stories Quarterly, Winter 1929.
  "Barton's Island", Amazing Stories, August 1929.
  "The Yellow Air-Peril", Air Wonder Stories, September 1929.
  "Through the Air Tunnel", Air Wonder Stories, October 1929.
  "Microcosmic Buccaneers", Amazing Stories, November 1929.
  "The Colloidal Menace", Amazing Stories, December 1929.
  "Old Crompton's Secret", Astounding Stories of Super-Science, February 1930. Reprinted in Harl Vincent Resurrected.
  "Before the Asteroids", Science Wonder Stories, March 1930.
  "The Terror of Air-Level Six", Astounding Stories of Super-Science, July 1930. Reprinted in Harl Vincent Resurrected.
  "Silver Dome", Astounding Stories of Super-Science, August 1930. Reprinted in Harl Vincent Resurrected.
  "Free Energy", Amazing Stories, September 1930.
  "Tanks Under the Sea", Amazing Stories, January 1931.
  "Terrors Unseen", Astounding Stories, March 1931. Reprinted in Harl Vincent Resurrected.
  "Invisible Ships", Amazing Stories Quarterly, Spring 1931.
  "Too Many Boards", Amazing Stories, April 1931.
  "Beyond the Dark Nebula", Argosy, April 4, 1931.
  "The Moon Weed", Astounding Stories, August 1931. Reprinted in Harl Vincent Resurrected.
  "The Copper-Clad World", Astounding Stories, September 1931. Reprinted in Harl Vincent Resurrected.
  “Red Twilight”, Argosy, September 13–27, 1931. Reprinted in Red Twilight/World's End; Starmont, 1991.
  "A Matter of Ethics", Amazing Stories, October 1931.
  "Sky Cops" (with Charles Roy Cox), Amazing Stories, December 1931.
  "Once in a Blue Moon", Amazing Stories Quarterly, Winter 1932. Reprinted in Rainbow Fantasia.
  "Vulcan's Workshop", Astounding Stories, June 1932. Reprinted in Harl Vincent Resurrected.
  "Thia of the Drylands", Amazing Stories, July 1932.
  "Roadways of Mars", Amazing Stories, December 1932.
  "Wanderer of Infinity", Astounding Stories, March 1933. Reprinted in The Pulps: Fifty Years of American Pop Culture, ed. Tony Goodstone; Chelsea House, 1976; Harl Vincent Resurrected.
  "Cavern of Thunders", Amazing Stories, July 1933.
  "Whisper of Death", Amazing Stories, November 1933.
  "Telegraph Plateau", Astounding Stories, November 1933.
  "Master of Dreams", Amazing Stories, January 1934.
  "Cat's Eye", Amazing Stories, April 1934.
  “Rex” Astounding Stories, June 1934. Reprinted in The Coming of the Robots, ed. Sam Moskowitz; Collier Books, 1963; Machines that Think, eds. Isaac Asimov, Patricia S. Warrick, and Martin H. Greenberg; Holt, Rinehart and Winston, January 1984; and The Monster Book of Monsters, ed. Michael O'Shaughnessy; Crescent Books, June 1988.
  "Synthetic", Marvel Tales, July/August 1934.
  "The Barrier", Amazing Stories, September 1934.
  "Cosmic Rhythm", Astounding Stories, October 1934.
  "Energy", Astounding Stories, January 1935.
  "Valley of the Rukh", Amazing Stories, February 1935.
  "The Plane Compass", Astounding Stories, June 1935.
  "Parasite", Amazing Stories, July 1935.
  "The Challenge from Beyond" (with Stanley G. Weinbaum, Donald Wandrei, E. E. Smith, and Murray Leinster), Fantasy Magazine, September 1935.
  "Prince Deru Returns", Amazing Stories, December 1938.
  "Newscast", Marvel Science Stories, April/May 1939.
  "The Devil Flower", Fantastic Adventures, May 1939.
  "The Morons", Astounding Science-Fiction, June 1939.
  "Mystery of the Collapsing Skyscrapers", Amazing Stories, August 1939.
  "Lightning Strikes Once", Marvel Science Stories, August 1939.
  "Power Plant", Astounding Science-Fiction, November 1939.
  "Neutral Vessel", Astounding Science-Fiction, January 1940.
  "High-Frequency War", Astounding Science-Fiction, February 1940.
  "Undersea Prisoner", Amazing Stories, February 1940.
  "Gravity Island", Super Science Stories, March 1940.
  "Deputy Correspondent", Astounding Science-Fiction, June 1940.
  "Life Inside a Wall", Science Fiction Quarterly, Summer 1940. Reprinted in The Moon Conquerors; Swan, 1943.
  "Trouble Shooter", Super Science Stories, July 1940.
  "Other World", Astonishing Stories, October 1940.
  "Grave of the Achilles", Captain Future, Winter 1941.
  "Lunar Station", Comet Stories, Janua
caption: Vincent's novella "Barton's Island" was the cover story in the August 1929 issue of Amazing Stories
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