IIIF provides researchers rich metadata and media viewing options for comparison of works across cultural heritage collections. Visit the IIIF page to learn more. An engine indicator is an instrument ...
THE author of this book holds the first place among those who many years ago made the locomotive an object of scientific study. His famous work on railway machinery is still of prime importance, ...
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 ...
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