Despite its good reception by the readership and the prominence of its authors (Gold was the founding editor of Galaxy Science Fiction, and de Camp quickly became a leading light of science fiction and fantasy during those genres' "golden age"), the book remained unpublished in book form for over sixty years, until finally issued as a trade paperback by Gateways Retro Science Fiction in 2002.
Despite its positive reception from readers and the authors' prominence (Gold was the founder of Galaxy Science Fiction, and de Camp quickly became a leading figure in science fiction and fantasy during that era), the book remained unpublished as a physical book for over sixty years until it was released as a trade paperback by Gateways Retro Science Fiction in 2002.