
The Best of L. Sprague de Camp is a collection of writings by American science fiction and fantasy author L. Sprague de Camp, first published in hardback by Nelson Doubleday in February 1978 and in paperback by Ballantine Books in May of the same year. The book was reprinted by Ballantine in May 1986. It was reissued in trade paperback and ebook editions by Phoenix Pick in December 2014. It has also been translated into German.

The Compleat Enchanter: The Magical Misadventures of Harold Shea is an omnibus collection of three fantasy stories by American writers L. Sprague de Camp and Fletcher Pratt, gathering material previously published in two volumes as The Incomplete Enchanter (1941) and The Castle of Iron (1950), the first two books in their Harold Shea series, with the essay "Fletcher and I", de Camp's paean to his deceased collaborator. The collection was first published in hardcover by Nelson Doubleday in 1975 as an offering for its Science Fiction Book Club, and was reissued in paperback by Del Rey Books in 1976. Minus the essay, it has more recently been combined with Wall of Serpents (1960), the third book of the series in the omnibus edition The Complete Compleat Enchanter (1989). This book had been left out of The Compleat Enchanter due to "considerations of space and …contractual considerations". The stories in the collection were originally published in the magazine Unknown in the issues for May and August 1940 and April 1941.

The Complete Compleat Enchanter is an omnibus collection of five fantasy stories by American authors L. Sprague de Camp and Fletcher Pratt, gathering material previously published in three volumes as The Incomplete Enchanter (1941), The Castle of Iron (1950), and Wall of Serpents (1960), and represents an expansion of the earlier omnibus The Compleat Enchanter, which contained only the material in the first two volumes. The expanded version also differs from the previous omnibus by omitting its afterword, de Camp's essay "Fletcher and I". The omnibus is the first edition of the authors' Harold Shea series to be complete in one volume. It has appeared under three different titles. It was first published in the UK in paperback by Sphere Books in 1988 under the title The Intrepid Enchanter and with a foreword by Catherine Crook de Camp. The first US edition appeared under the title The Complete Compleat Enchanter, and replaces the foreword with a preface by David Drake. That edition was published by Baen Books in 1989, and has been reprinted a number of times since. Orion Books published an edition in the UK under the title The Compleat Enchanter in 2000 as volume 10 of their Fantasy Masterworks series. The stories in the collection were originally published in magazine form in the May 1940, August 1940 and April 1941 issues of Unknown, the June 1953 issue of Beyond Fantasy, and the October 1954 issue of Fantasy.

Conan is a 1967 collection of seven fantasy short stories and associated pieces written by Robert E. Howard, L. Sprague de Camp and Lin Carter featuring Howard's seminal sword and sorcery hero Conan the Barbarian. Most of the stories were originally published in various pulp magazines. The book was first published in paperback by Lancer Books in 1967, and was reprinted in 1968, 1969, 1970, 1971, 1972 (twice) and 1973. After the bankruptcy of Lancer, publication was taken over by Ace Books. Its first edition appeared in May 1977, and was reprinted in 1979, 1982 (twice), 1983, 1984, 1985, 1986, and 1990. The first British edition was issued by Sphere Books in 1974, and was reprinted in 1977. The book has also been translated into German, Japanese, French, Spanish, Italian, Swedish and Dutch. It was gathered together with Conan of Cimmeria and Conan the Freebooter into the omnibus collection The Conan Chronicles.

The Conan Chronicles is a 1989 omnibus collection of three fantasy collections by American writers Robert E. Howard, L. Sprague de Camp and Lin Carter, featuring Howard's seminal sword and sorcery hero Conan the Barbarian, published by Sphere Books. The component collections had originally been published by Lancer Books in 1967, 1968 and 1969, and later reissued by Ace Books. The omnibus collection was followed by The Conan Chronicles 2.

The Conan Chronicles 2 is a 1990 omnibus collection of two previous fantasy collections and one fantasy novel by American writers Robert E. Howard, L. Sprague de Camp and Lin Carter, featuring Howard's sword and sorcery hero Conan the Barbarian, published by Orbit Books. The component books had originally been published by Lancer Books in 1966, 1968 and 1971, and later reissued by Ace Books. The omnibus collection was preceded by The Conan Chronicles.

Conan of Aquilonia is a collection of four linked fantasy short stories by American writers L. Sprague de Camp and Lin Carter featuring Robert E. Howard's sword and sorcery hero Conan the Barbarian. The stories were originally published in Fantastic in August 1972, July 1973, July 1974, and February 1975. The collected stories were intended for book publication by Lancer Books, but this edition never appeared due to Lancer's bankruptcy, and the first book edition was issued in paperback by Ace Books in paperback in May 1977. It was reprinted by Ace in July 1981, April 1982, November 1982, August 1983, July 1984, 1986, June 1991, and April 1994. The first British edition was published by Sphere Books in October 1978, and reprinted in July 1988. The book has also been translated into French

Conan of Cimmeria is a collection of eight fantasy short stories written by Robert E. Howard, L. Sprague de Camp and Lin Carter featuring Howard's sword and sorcery hero Conan the Barbarian. Most of the stories were originally published in various fantasy magazines. The book was first published in paperback by Lancer Books in 1969, and reprinted in 1970, 1972 and 1973. After the bankruptcy of Lancer, publication was taken over by Ace Books. Its first edition was published in May 1977, and was reprinted in August 1977, 1979, 1980, 1982 (twice), 1984, 1985, 1990 and 1993. The first British edition was published by Sphere Books in 1974, and was reprinted in 1976 and 1987. The book has also been translated into German, Japanese, Spanish, Dutch, Swedish and Italian. It was gathered together with Conan and Conan the Freebooter into the omnibus collection The Conan Chronicles.

Conan the Adventurer is a 1966 collection of four fantasy short stories by American writers Robert E. Howard and L. Sprague de Camp, featuring Howard's sword and sorcery hero Conan the Barbarian. Most of the stories originally appeared in the fantasy magazine Weird Tales in the 1930s. The book has been reprinted a number of times since by various publishers, and has also been translated into German, French, Japanese, Spanish, Italian, Swedish and Dutch. It was later gathered together with Conan the Wanderer and Conan the Buccaneer into the omnibus collection The Conan Chronicles 2 (1990).

Conan the Freebooter is a 1968 collection of five fantasy short stories by American writers Robert E. Howard and L. Sprague de Camp, featuring Howard's sword and sorcery hero Conan the Barbarian. Most of the stories originally appeared in the fantasy magazine Weird Tales in the 1930s. The book has been reprinted a number of times by various publishers, and has also been translated into German, Spanish, Portuguese, Dutch, Swedish, Italian, and Japanese. It was later gathered together with Conan and Conan of Cimmeria into the omnibus collection The Conan Chronicles (1989).

Conan the Swordsman is a collection of seven fantasy short stories and associated pieces written by L. Sprague de Camp, Lin Carter and Björn Nyberg featuring Robert E. Howard's sword and sorcery hero Conan the Barbarian. It was first published in paperback by Bantam Books in August 1978, and reprinted in 1981. Later paperback editions were issued by Ace Books. The first hardcover edition was published by Tor Books in December 2002. The first British edition was issued by Sphere Books in 1978. The book has also been translated into Italian and French. It was later gathered together with Conan the Liberator and Conan and the Spider God into the omnibus collection Sagas of Conan.

Conan the Usurper is a 1967 collection of four fantasy short stories by American writer Robert E. Howard and L. Sprague de Camp, featuring Howard's sword and sorcery hero Conan the Barbarian. Most of the stories originally appeared in the fantasy magazine Weird Tales in the 1930s. The book has been reprinted a number of times since by various publishers, and has also been translated into German, Spanish, Italian, Swedish and Dutch.

Conan the Wanderer is a 1968 collection of four fantasy short stories by American writers Robert E. Howard, L. Sprague de Camp and Lin Carter, featuring Howard's sword and sorcery hero Conan the Barbarian. Most of the stories were originally published in various fantasy magazines. The book has been reprinted a number of times since by various publishers, and has also been translated into German, Japanese, Spanish, Dutch, Swedish and Italian. It was later gathered together with Conan the Adventurer and Conan the Buccaneer into the omnibus collection The Conan Chronicles 2 (1990).

Conan the Warrior is a 1967 collection of three fantasy short stories by American writer Robert E. Howard, featuring his sword and sorcery hero Conan the Barbarian. The collection is introduced and edited by L. Sprague de Camp. The stories originally appeared in the fantasy magazine Weird Tales in the 1930s. The book has been reprinted a number of times since by various publishers, and has also been translated into Japanese, German, French, Polish, Spanish, Swedish and Italian.

Footprints on Sand: a Literary Sampler is a 1981 collection of writings by science fiction authors L. Sprague de Camp and Catherine Crook de Camp, illustrated by C. H. Burnett, published by Advent. The collection was compiled to celebrate the de Camps' appearance as joint Guests of Honor at the June 12–14, 1981 X-Con science fiction convention in Milwaukee, Wisconsin and was limited to 1000 copies.

The Incomplete Enchanter is a collection of two fantasy novellas by American writers L. Sprague de Camp and Fletcher Pratt, the first volume in their Harold Shea series. The pieces were originally published in the magazine Unknown in the issues for May and August 1940. The collection was first published in hardcover by Henry Holt and Company in 1941 and in paperback by Pyramid Books in 1960.

The Mathematics of Magic: The Enchanter Stories of L. Sprague de Camp and Fletcher Pratt is an omnibus collection of seven fantasy stories by American science fiction and fantasy authors L. Sprague de Camp and Fletcher Pratt, gathering material previously published in three volumes as The Incomplete Enchanter (1941), The Castle of Iron (1950), and Wall of Serpents (1960) together with additional material from The Enchanter Reborn (1992) and The Exotic Enchanter (1995). It represents an expansion of the earlier omnibuses The Compleat Enchanter, which contained only the material in the first two volumes, and The Complete Compleat Enchanter, which contained only the material in the first three volumes. The expanded version also differs from the previous omnibuses in its selection of supplementary material. The Mathematics of Magic is the first edition of the authors' Harold Shea series to include every one of their contributions to it in one volume. Contributions to the series of other authors from the collections of the 1990s are omitted.

The Purple Pterodactyls is a collection of fantasy short stories by American writer L. Sprague de Camp. The collection was first published in hardcover by Phantasia Press in January, 1980, and in paperback by Ace Books in April of the same year. It has also been translated into German. An e-book edition was published by Gollancz's SF Gateway imprint on September 29, 2011 as part of a general release of de Camp's works in electronic form. The pieces were originally published between 1975 and 1979 in the magazines The Magazine of Fantasy & Science Fiction, Fantastic, Escape!, and Fantasy Crossroads.

The Reluctant Shaman and Other Fantastic Tales is a collection of short stories by American science fiction and fantasy author L. Sprague de Camp, first published in paperback by Pyramid Books in November 1970. An E-book edition was published by Gollancz's SF Gateway imprint on September 29, 2011 as part of a general release of de Camp's works in electronic form. The pieces were originally published between 1939 and 1958 in the magazines Thrilling Wonder Stories, Unknown, and Fantastic Universe. The collection has also been translated into French and German.

Sagas of Conan is a 2004 omnibus collection of three previously issued fantasy books written by L. Sprague de Camp, Lin Carter and Björn Nyberg featuring Robert E. Howard's sword and sorcery hero Conan the Barbarian. It was first published in paperback by Tor Books.

Tales from Gavagan's Bar is a collection of fantasy short stories by American writers L. Sprague de Camp and Fletcher Pratt, illustrated by the latter's wife Inga Pratt. It was first published in hardcover by Twayne Publishers in 1953; an expanded edition rearranging the contents and adding pieces not in the first was published in hardcover by Owlswick Press in June 1978. The original illustrations were retained in this edition. It was subsequently issued in paperback by Bantam Books in January 1980. An e-book edition was published by Gollancz's SF Gateway imprint on September 29, 2011 as part of a general release of de Camp's works in electronic form. The collection has also been published in German.

Tales of Conan is a 1955 collection of four fantasy short stories by American writers Robert E. Howard and L. Sprague de Camp, featuring Howard's sword and sorcery hero Conan the Barbarian. The tales as originally written by Howard were adventure yarns mostly set in the Middle Ages; they were rewritten as Conan stories by de Camp, who also added the fantastic element. Three of the stories also appeared in the fantasy magazine Fantastic Universe, two of them before publication of the collection and the other one after. The book has also been translated into Japanese. The collection never saw publication in paperback; instead, its component stories were split up and distributed among other "Conan" collections. "The Flame Knife" was later also published as an independent paperback.

The Tritonian Ring and Other Pusadian Tales is a 1953 collection of stories by American science fiction and fantasy author L. Sprague de Camp, first published in hardcover by Twayne Publishers. An E-book edition was published as The Tritonian Ring and Other Pasudian [sic] Tales by Gollancz's SF Gateway imprint on September 29, 2011 as part of a general release of de Camp's works in electronic form. The pieces were originally published between 1951 and 1953 in the magazines and anthologies Two Complete Science Adventure Books, Fantasy Fiction, Imagination Stories of Science and Fantasy, and Fantastic Adventures. The title story, the novel The Tritonian Ring has also been published separately.

The Undesired Princess is a 51,000 word fantasy novella by American writer L. Sprague de Camp. It was first published in the fantasy magazine Unknown Worlds for February 1942. It was published in book form by Fantasy Publishing Company, Inc. in 1951. The book version also includes the 10,000 word fantasy short story "Mr. Arson", first published in Unknown for December 1941. The book was bound together with Stanley G. Weinbaum's The Dark Other in the omnibus collection Fantasy Twin by the same publisher in 1953. The title story was also published in paperback by Baen Books in 1990 together with David Drake's story The Enchanted Bunny, under the combined title The Undesired Princess & the Enchanted Bunny.

Wall of Serpents is a collection of two fantasy short stories by American science fiction and fantasy authors L. Sprague de Camp and Fletcher Pratt, the third volume in their Harold Shea series. The pieces were originally published in the magazines Fantasy Fiction and Beyond Fantasy Fiction in the issues for June 1953 and October 1954. The collection was first published in hardcover by Avalon Books in 1960, with a new edition from Phantasia Press in 1978. The first paperback edition was published by Dell Books in 1979. A 1980 edition published by Sphere Books was retitled The Enchanter Compleated. An E-book edition was published by Gollancz's SF Gateway imprint on September 29, 2011 as part of a general release of de Camp's works in electronic form.