Writings:SHORT STORIES
- The Immortals of Mercury, Stellar (New York, NY), 1932.
- The Double Shadow and Other Fantasies, privately printed (Auburn, CA), 1933.
- Out of Space and Time, Arkham House (Sauk City, WI), 1942.
- Lost Worlds, Arkham House, 1944.
- Genius Loci, and Other Tales, Arkham House, 1948.
- The Abominations of Yondo, Arkham House, 1960.
- Tales of Science and Sorcery, Arkham House, 1964.
- Other Dimensions, Arkham House, 1970.
- Zothique, edited with an introduction by Lin Carter, Ballantine (New York, NY), 1970.
- Xiccarph, edited with an introduction by Carter, Ballantine, 1972.
- Hyperborea, edited with an introduction by Carter, Ballantine, 1973.
- Poseidonis, edited with an introduction by Carter, Ballantine, 1973.
- The Mortuary, Squires (Glendale, CA), 1977.
- Prince Alcouz and the Magician, Squires, 1977.
- The City of the Singing Flame, edited by Donald Sidney-Fryer, Pocket Books (New York, NY), 1981.
- The Last Incantation, edited with an introduction by Donald Sidney-Fryer, Pocket Books, 1982.
- The Monster of the Prophecy, edited by Sidney-Fryer, Pocket Books, 1983.
- Untold Tales, Cryptic (Bloomfield, NY), 1984.
- The Unexpurgated Clark Ashton Smith, six volumes, edited by Steve Behrends, Necronomicon (West Warwick, RI), 1987-88.
- A Rendezvous in Averoigne: Best Fantastic Tales of Clark Ashton Smith, introduction by Ray Bradbury, illustrated by Jeffrey K. Potter, Arkham House, 1988.
- Strange Shadows: The Uncollected Fiction and Essays of Clark Ashton Smith, edited by Behrends, Sidney-Fryer, and Rah Hoffman, Greenwood Press (Westport, CT), 1989.
Contributor of short stories to magazines, including Black Cat, Overland Monthly, Weird Tales, Amazing Stories, Magic Carpet, Fantastic Universe, Stirring Science Stories, Wonder Stories, and Fantasy and Science Fiction.
- Strange Shadows: The Uncollected Fiction and Essays of Clark Ashton Smith, Greenwood Press (New York, NY), 1989.
POETRY - The Star-Treader and Other Poems, A. M. Robertson (San Francisco, CA), 1912.
- Odes and Sonnets, Book Club of California (San Francisco, CA), 1918.
- Ebony and Crystal: Poems in Verse and Prose, privately printed, 1922.
- Sandalwood, privately printed, 1925.
- Nero and Other Poems, Futile Press (Lakeport, CA), 1937.
- The Dark Chateau, and Other Poems, Arkham House, 1951.
- Spells and Philtres, Arkham House, 1958.
- The Hill of Dionysus, a Selection, [Pacific Grove, CA], 1962.
- Poems in Prose, illustrated by Frank Utpatel, Arkham House, 1964.
- Selected Poems, introduction by Benjamin DeCasseres, Arkham House, 1971.
- Fugitive Poems, four volumes, privately printed, 1974-75.
- Nostalgia of the Unknown: The Complete Prose Poetry, edited by Marc and Susan Michaud, Necronomicon, 1988.
- The Hashish-Eater; or, The Apocalypse of Evil, Necronomicon, 1989.
OTHER - Planets and Dimensions: Collected Essays of Clark Ashton Smith, edited and with an introduction by Charles K. Wolfe, Mirage Press (Baltimore, MD), 1973.
- Grotesques and Fantastiques (drawings), edited by Gerry de la Ree, de la Ree (Saddle River, NJ), 1973.
- (With Virgil Finlay) Klarkash-ton and Monstro Ligriv (letters), edited by de la Ree, de la Ree, 1974.
- The Black Book of Clark Ashton Smith (Smith's notebook and biographical essays), illustrated by Andrew Smith, edited by Sidney-Fryar and Hoffman, Arkham House, 1979.
- The Devil's Notebook: Collected Epigrams and Pensees of Clark Ashton Smith, compiled by Sidney-Fryer, edited with an introduction by Don Herron, Starmount House (Mercer Island, WA), 1990.
Also translator of Flowers of Evil by Charles Baudelaire, illustrated by Jacob Epstein, published by Limited Editions Club of New York. Contributor of column to, and part-time night editor of, the Auburn Journal.