The Xing were a wise species of scientists. One of the species was Aldridge, who was one of the Xing-Monastery-surgeons who concealed himself secretly on the planet Earth. (A Big Hand for the Doctor)
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The Xing were a wise species of scientists. One of the species was Aldridge, who was one of the Xing-Monastery-surgeons who concealed himself secretly on the planet Earth. (A Big Hand for the Doctor)