The people who kept these little books turned out remarkably different.

An address book from the late financier and convicted sex offender Jeffrey Epstein was up for auction in Cecil County on Friday at an estimated value between $75,000 and $100,000. The book was passed ...

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The U.S. National Security Agency is collecting online address books from Yahoo, Hotmail, Facebook, Gmail and other providers in order to map human relationships, The Washington Post reported Tuesday.