London: Head of Zeus Ltd, 2021. Book. Fine. Hardcover. Signed by Author(s). 1st Edition. Signed and limited edition: 6 volumes in total, including The Remembrance of Earth's Past Trilogy (The Three-Body Problem; The Dark Forest; Death's End), along with The Redemption of Time, Hold Up The Sky, and Of Ants and Dinosaurs. All books are signed by the author, with the volume The Redemption of Time additionally signed by the translator. The book are in pristine condition. .