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George Washington spymasterhow the Americans outspied the British and won the Revolutionary WarBookpor Allen, Thomas B.
Publicado 2004 -
Mr Lincoln's high-tech warhow the North used the telegraph railroads surveillance balloons iron-clads high-powered weapons and more to win the Civil WarBookpor Allen, Thomas B.
Publicado 2009 -
por Allen, Thomas B.
Publicado 2001