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In the early 1970s, Teri Billington of the Department of Applied Mathematics and Theoretical Physics at the University of Cambridge undertook an unofficial project in time dilation with the assistance of Liz Shaw. She designed and built a particle accelerator which Liz later disassembled to keep it from being used by the Sentinels of the New Dawn. Billington was unable to raise the funds to build a new one. (AUDIO: The Sentinels of the New Dawn)