Report of the First Annual Exhibition of Ingenuity and Design, held in the City of Philadelphia from the 1st to the 9th of May, 1857, by the Pennsylvania Institute. For the Encouragement of ...
IIIF provides researchers rich metadata and media viewing options for comparison of works across cultural heritage collections. Visit the IIIF page to learn more. This is a demonstration model of an ...
In a world propelled by combustion engines, gas turbines and nuclear reactors, the steam engine may seem like a relic of the past. But without this game-changing invention, the modern world would be a ...
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