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Trevithick, Richard, -- 1771-1833 --- Stephenson, George, -- 1781-1848 --- Railroads -- Great Britain --- Capitalists and financiers -- Great Britain -- Biography
Alban, Ernst, -- 1791-1856 -- High-pressure steam engine investigated --- Trevithick, Richard, -- 1771-1833 --- Steam-engines -- Great Britain --- Alban