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The Nightingale-Conant Corporation, in association with The Napoleon Hill Foundation, is pleased to present The Ultimate Napoleon Hill Library - featuring world-renowned author, speaker, and philosopher - Mr. Napoleon Hill. In this priceless audio collection, you'll listen to classic Napoleon Hill audio segments from a variety of sources - from three of Nightingale-Conant's best-selling audio programs, Think and Grow Rich, The Science of Personal Achievement, and The Master Key to Riches; to original WGN radio broadcasts, public seminars, and one-of-a-kind private lectures.