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Wikipedia: Frank Wills (security guard)

Anchor text: The Great Seal Bug Story

Wikipedia: The Thing (listening device)

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Wikipedia: Wikipedia:Reference desk/Archives/Science/2013 September 23

Anchor text: Bernard Spindel - Eavesdropper, Wiretapper, Bugger - 1966

Wikipedia: Bernard Spindel

Anchor text: The Ominous Ear by Bernard B. Spindel

Wikipedia: Bernard Spindel