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Engraved handbill: Chaplin's patent portable steam engines and boilers, c. 1875. Advert for steam crane, with scene of one at work on the International Exhibition building of 1862 ...

This portable steam engine, named the “Eclipse,” was built by the Frick Company in 1877. The portable steam engine was a self-propelling, steam-powered mechanism that could be utilized in fields, ...

Technology tends to have a way of becoming smaller as it evolves. The ever-convenient microchip and lithium-ion battery serve in tandem as the brains of so many devices today, and their sleek and ...