Gold and silver coins were not the only coins hoarded over the years. Even cents were. Most collectors can tell you the history of the introduction of Fractional Currency, or Civil War tokens, because Indian Head cents were hoarded during the Civil War. Lesser known stories involve the hoarding of Lincoln cents.
The Lincoln cent, which was first struck in 1909, stands alone in terms of popularity. Other issues such as Morgan dollars might be more popular today, but a century of dedicated collectors has made the Lincoln cent the most heavily collected coin of the United States in history...
Full Article: Hoarding Affected Lincolns in Various Ways - NumisMaster

