07/20/2010 02:54 pm ET Updated May 25, 2011

Follett's 'Pillars of the Earth' Launched As Apple App

When best-selling author Ken Follett wrote The Pillars of the Earth in the late 1980s, he could hardly have imagined his novel, about cathedral building in the Middle Ages, would become a first-of-its kind "Amplified Edition" electronic book.

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