The Galis Expedition notebook was a notebook of transcriptions of indecipherable writings found on the planet Krop Tor. The book was found by the Galis Expedition and given to Captain Walker to assist him in his mission to Krop Tor. (WC: Tardisode 8) After Walker's death, (TV: The Impossible Planet) Curt found the box containing the notebook, and was possessed by the transcriptions. (WC: Tardisode 9)