Juvenilia
- "The Alchemist" (1908 / November 1916)
- "The Beast in the Cave" (Spr 1904-21 Apr 1905 / June 1918)
- "The Haunted House" (<1902; unpublished, nonextant)
- "John, the Detective" (<1902; unpublished, nonextant)
- "The Little Glass Bottle" (c.1898-9 / 1959)
- "The Mysterious Ship" (1902 / 1959)
- "The Mystery of the Grave-Yard" (c.1898-9 / 1959)
- "The Noble Eavesdropper" (1897; unpublished, nonextant)
- "The Picture" (1907; unpublished, nonextant)
- "The Secret of the Grave" (<1902; unpublished, nonextant, may simply be 'The Mystery of the Grave-Yard')
- "The Secret Cave, or John Lees Adventure" (c.1898-9 / 1959)
Read more about this topic: H. P. Lovecraft Bibliography