Thomas Jefferson Beale was a man of mystery, a born leader, an adventurer--and the love child of President Thomas Jefferson and his slave mistress, Sally Heming

This volume follows a historical account of two brothers, George Hart (1874-1968) and Clayton Hart (1876-1949), who attempted to decipher the infamous cipher te

The Beale ciphers are a set of three ciphertexts, one of which allegedly states the location of a buried treasure of gold and silver estimated to be worth over