The mole man of Washington

In 1917, Washingtonians learned about the strange hobby of Harrison G. Dyar (1866-1929): digging tunnels under his houses. Read related article.

Harrison G. Dyar's obsession with digging tunnels.
Source: Modern Mechanics and Inventors. Alberto Cuadra, Laris Karklis and John Kelly/The Washington Post. Published on November 3, 2012, 4:21 p.m.
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