Hydraulics in the United States, 1776 - 1976 / Hunter Rouse

America 200 : the legacy of our lands

The square pegs : some americans who dared to be different /

por Wallance, Irving

Histoire des Etats Unis /

por MAUROIS, André

A history of industrial power in the United States 1780 - 1930 : volume one : waterpower in the century of the steam engine /

por Hunter, Louis C

Thinkers and tinkers : early american men of science /

por Bedini, Silvio A