 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.The book contains short fantasies by the author, most of them with contemporary settings, although the final piece is one of his "Pusadian" tales set in an antediluvian world patterned after Robert E. Howard's Hyborian Age.