"Perpetual Motion" is a science fiction short story by American writer L. Sprague de Camp, part of his Viagens Interplanetarias series. It was first published under the title "Wide-Open Planet" in the magazine Future Combined with Science Fiction Stories in the issue for September–October, 1950. It first appeared in book form under the present title in the collection The Continent Makers and Other Tales of the Viagens, published in hardcover by Twayne Publishers in 1953, and in paperback by Signet Books in 1971. It was also included in the paperback edition of The Queen of Zamba published by Dale Books in 1977. This edition was reprinted by Ace Books in 1982 as part of the standard edition of the Krishna novels. A trade paperback edition in which the story was paired with Richard Wilson's "And Then The Town Took Off" was issued by Armchair Fiction in May, 2013 as Wide-Open Planet & And Then The Town Took Off. The story has been translated into Portuguese, Dutch, and Italian.
The Hostage of Zir is a science fiction novel by American writer L. Sprague de Camp, the seventh book of his Viagens Interplanetarias series and the fifth of its subseries of stories set on the fictional planet Krishna. Chronologically it is the third Krishna novel. It was first published in hardcover by Berkley/Putnam in 1977, and in paperback by Berkley Books in 1978. A new paperback edition was published by Ace Books in 1982 as part of the standard edition of the Krishna novels. 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 novel has also been translated into German and Czech.
The Virgin & the Wheels is a collection of two short science fiction novels by L. Sprague de Camp, published in paperback by Popular Library in 1976. 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 Continent Makers and Other Tales of the Viagens is a 1953 collection of science fiction stories by American writer L. Sprague de Camp, the fifth book in his Viagens Interplanetarias series. It was first published in hardcover by Twayne Publishers, and in paperback by Signet Books in 1971 with a cover by illustrator Bob Pepper. 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. It has also been translated into Portuguese, Dutch, and Italian. The pieces were originally published between 1949 and 1951 in the magazines Astounding Science-Fiction, Startling Stories, Future Combined with Science Fiction, and Thrilling Wonder Stories.
Rogue Queen is a science fiction novel by American writer L. Sprague de Camp, the third book in his Viagens Interplanetarias series. It was first published in hardcover by Doubleday in 1951, and in paperback by Dell Books in 1952. A later hardcover edition was issued by The Easton Press in its The Masterpieces of Science Fiction series in 1996; later paperback editions were issued by Ace Books (1965) and Signet Books. A trade paperback edition was issued by Bluejay Books in June 1985. The first British edition was published in paperback by Pinnacle Books in 1954; a British hardcover reprint followed from Remploy in 1974. The novel has been translated into Portuguese, Italian, French and 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. Arc Manor's Phoenix Pick imprint reissued the book in both trade paperback and e-book format in January 2012.
The Stones of Nomuru is a science fiction novel by American writers L. Sprague de Camp and Catherine Crook de Camp, the tenth book in the former's Viagens Interplanetarias series and the first in its subseries of stories set on the fictional planet Kukulkan. It was first published as a trade paperback by Donning/Starblaze Editions in September 1988, and as a mass market paperback by Baen Books in May 1991. 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. It has also been translated into Italian.
The Tower of Zanid is a science fiction novel by American writer L. Sprague de Camp, the sixth book of his Viagens Interplanetarias series and the fourth of its subseries of stories set on the fictional planet Krishna. Chronologically it is the seventh Krishna novel. It was first published in the magazine Science Fiction Stories for May 1958. It was first published in book form in hardcover by Avalon Books, also in 1958, and in paperback by Airmont Books in 1963. It has been reissued a number of times since by various publishers. For the later standard edition of Krishna novels it was published together with The Virgin of Zesh in the paperback collection The Virgin of Zesh & The Tower of Zanid by Ace Books in 1983. 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 novel has also been translated into Italian and German.
The Continent Makers is a science fiction novella by American writers L. Sprague de Camp, part of his Viagens Interplanetarias series. It was first published in the magazine Thrilling Wonder Stories in the issue for April, 1951. It first appeared in book form in the collection The Continent Makers and Other Tales of the Viagens, published in hardcover by Twayne Publishers in 1953, and in paperback by Signet Books in 1971. It has also been translated into Portuguese, Dutch, and Italian.
The Viagens Interplanetarias series is a sequence of science fiction stories by L. Sprague de Camp, begun in the late 1940s and written under the influence of contemporary space opera and sword and planet stories, particularly Edgar Rice Burroughs's Martian novels. Set in the future in the 21st and 22nd centuries, the series is named for the quasi-public Terran agency portrayed as monopolizing interstellar travel, the Brazilian-dominated Viagens Interplanetarias. It is also known as the Krishna series, as the majority of the stories belong to a sequence set on a fictional planet of that name. While de Camp started out as a science fiction writer and his early reputation was based on his short stories in the genre, the Viagens tales represent his only extended science fiction series.
The Prisoner of Zhamanak is a science fiction novel by American writer L. Sprague de Camp, the eighth book of his Viagens Interplanetarias series and the sixth of its subseries of stories set on the fictional planet Krishna. Chronologically it is the fourth Krishna novel. It was first published in hardcover by Phantasia Press in 1982, and in paperback by Ace Books in April 1983 as part of the standard edition of the Krishna novels. 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 novel has also been translated into German.
The Swords of Zinjaban is a science fiction novel written by L. Sprague de Camp and Catherine Crook de Camp, the eleventh book of the former's Viagens Interplanetarias series and the eighth of its subseries of stories set on the fictional planet Krishna. Chronologically it is the eighth Krishna novel as well. It was first published in paperback by Baen Books in February 1991. 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 Bones of Zora is a science fiction novel by American writers L. Sprague de Camp and Catherine Crook de Camp, the ninth book of the former's Viagens Interplanetarias series and the seventh of its subseries of stories set on the fictional planet Krishna. Chronologically it is the sixth Krishna novel. It was first published in hardcover by Phantasia Press in 1983, and in paperback by Ace Books in August, 1984 as part of the standard edition of the Krishna novels. 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 novel has also been translated into German.
"The Animal-Cracker Plot" is a science fiction short story by American writer L. Sprague de Camp, a story in his Viagens Interplanetarias series. It is the second (chronologically) set on the planet Vishnu, and the first to feature the interstellar con-man Darius Koshay. It was first published in the magazine Astounding Science-Fiction in the issue for July, 1949. It first appeared in book form in the collection The Continent Makers and Other Tales of the Viagens, published in hardcover by Twayne Publishers in 1953, and in paperback by Signet Books in 1971. The story has been translated into Portuguese, Dutch, and Italian.
"The Galton Whistle" is a science fiction short story by American writer L. Sprague de Camp, a story in his Viagens Interplanetarias series. It is the first (chronologically) set on the planet Vishnu. It was first published, as "Ultrasonic God," in the magazine Future Combined with Science Fiction Stories in the issue for July, 1951. It first appeared in book form under the present title in the collection The Continent Makers and Other Tales of the Viagens, published in hardcover by Twayne Publishers in 1953, and in paperback by Signet Books in 1971. It also appeared in the anthologies Novelets of Science Fiction, The Good Old Stuff, and The Good Stuff. The story has been translated into Portuguese, Dutch, and Italian.
"Summer Wear" is a science fiction short story by American writer L. Sprague de Camp, part of his Viagens Interplanetarias series. It is the first (chronologically) set on the planet Osiris. It was first published in the magazine Startling Stories in the issue for May, 1950. It first appeared in book form in the anthology The Best Science Fiction Stories: 1951, edited by Everett F. Bleiler and T. E. Dikty, published in hardcover by Frederick Fell in 1951, and was gathered together with other Viagens stories in the collection The Continent Makers and Other Tales of the Viagens, published in hardcover by Twayne Publishers in 1953, and in paperback by Signet Books in 1971. The story has been translated into Portuguese, Dutch, Italian and German.
"Git Along!" is a science fiction short story by American writer L. Sprague de Camp, part of his Viagens Interplanetarias series. It is the second (chronologically) set on the planet Osiris, as well as the second to feature the interstellar con-man Darius Koshay. It was first published in the magazine Astounding in the issue for August, 1950. It first appeared in book form in the anthology The Outer Reaches, edited by August Derleth, published in hardcover by Pellegrini and Cudahy in 1951, and was gathered together with other Viagens stories in the collection The Continent Makers and Other Tales of the Viagens, published in hardcover by Twayne Publishers in 1953, and in paperback by Signet Books in 1971. The story has been translated into Portuguese, Dutch, Italian and German.
"The Inspector's Teeth" is a science fiction short story by American writer L. Sprague de Camp, part of his Viagens Interplanetarias series. It is the first (chronologically) set on Earth, and a linchpin tale in the sequence, showing how the interstellar political system forming the background of the rest of the series was established. It was first published in the magazine Astounding in the issue for April, 1950. It first appeared in book form in the collection The Continent Makers and Other Tales of the Viagens, published in hardcover by Twayne Publishers in 1953, and in paperback by Signet Books in 1971. It also appeared in The Best of L. Sprague de Camp, and Anthropomorphic Aliens: An Interstellar Anthology. The story has been translated into Portuguese, Dutch, Italian and German.
"The Colorful Character" is a science fiction short story by American writer L. Sprague de Camp, part of his Viagens Interplanetarias series. It was first published in the magazine Thrilling Wonder Stories in the issue for December, 1949. It first appeared in book form in the collection Sprague de Camp's New Anthology of Science Fiction, published simultaneously in hardcover by Hamilton and in paperback by Panther Books in 1953.
"Finished" is a science fiction short story by American writer L. Sprague de Camp, part of his Viagens Interplanetarias series. It was first published in the magazine Astounding Science Fiction in the issue for November, 1949. It first appeared in book form in the collection The Continent Makers and Other Tales of the Viagens, published in hardcover by Twayne Publishers in 1953 and in paperback by Signet Books in November, 1971.
"In-Group" is a science fiction short story by L. Sprague de Camp. It was first published in the magazine Marvel Science Fiction for May, 1952. and later reprinted in the magazine Skyworlds for February 1978. It first appeared in book form in the collection A Gun for Dinosaur and Other Imaginative Tales. The story has been translated into Italian and German.
