Clifford D. Simak

City is a 1952 science fiction fix-up novel by Clifford D. Simak. The original version consists of eight linked short stories, all originally published between 1944 and 1951, along with brief "notes" on each of the stories. These notes were created especially for the book, and serve as a bridging story of their own. …

Cosmic Engineers is a science fiction novel by author Clifford D. Simak. It was published in 1950 by Gnome Press in an edition of 6,000 copies, of which 1,000 were bound in paperback for an armed forces edition. The novel was originally serialized in the magazine Astounding in 1939. Reviewer Groff Conklin found the …