This document provides excerpts from "Doctor Who: Timewyrm: Exodus" by Terrance Dicks, a novel that explores alternate historical timelines. The narrative centers on the Doctor and his companion, Ace, as they confront a reality where Nazi Germany won World War II, occupying Britain in 1951. Their investigation into this altered past leads them to 1923 and 1939 Germany, revealing the Timewyrm's influence on Hitler and the machinations of the War Chief, a renegade Time Lord. The story culminates in a struggle to restore the correct historical timeline, showcasing the Doctor's efforts to ensure the war's outcome is preserved.