Complete History of the Planet Skaro
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The Complete History of the Planet Skaro was maintained by the Thals, appearing as a series of plates which shown the orbit of their home planet of Skaro within the Skaro system. (PROSE: Dalek Combat Training Manual [+]Loading...["Dalek Combat Training Manual (reference book)"]) In the time of the Thal-Dalek battle, the First Doctor observed that the Thals' records went back nearly half a million years. (TV: The Daleks [+]Loading...["The Daleks (TV story)"])
