"Dampfmaschine." . . "Dampfmaschine" . "Història de la ciència." . . . . . . . . . . . "History"@en . "History" . . . . . . . . . . . . . . . "Watt's perfect engine : steam and the age of invention"@en . "Watt's perfect engine : steam and the age of invention" . "Steam and the age of invention" . . . . "Biography"@en . "Biography" . . . . . . . "Watt's perfect engine : Steam and the age of invention" . . . . . . . "Watt's perfect engine : steam & the age of invention" . "Discusses the life of scientist James Watt, inventor of the separate-condenser steam engine, and focuses on re-discovering steam, types of steam engines, manufacturing and marketing a steam engine." . . . . . . "Mechanical engineering." . . "Steam-engines." . . "Engineers." . . "Scotland." . . "Mechanical engineering History 18th century." . . "S. XVIII" . . "Dampfmaschine Geschichte." . . "Stoommachines." . . "Enginyers." . . "Industriële revolutie." . . "Escòcia." . . "Engineers Scotland Biography." . . "Steam-engines History." . . "Enginyeria mecànica Història." . . . . "Enginyeria mecànica." . . "1700 - 1799" . . "Erfindung." . . "Erfindung" .