Bowker's Books In Print says nearly 1, 400 titles related to President Kennedy, including his assassination, conspiracy works, biographies and speeches, have been published in the U.S. over the past five decades.

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According to Bowker's Books in Print database, which tracks print and e-books published and distributed in the United States, 164 such works have been written so far - they either directly address the event or use it as a peg to hang greater literary concerns about love, life and loss.

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In fact, according a recent report from Bowker, the number of new print books in the market increased by 5% in 2010, following a 4% increase in 2009.

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