Elevator Economics

Where would we be without the elevator? To deliver a bed, sometimes you need an elevator. It is easy now…but not during the mid-19th century. When a bed company mechanic, Elisha Graves Otis, was…

Temperature Matters

Shot on July 2, 1881, President Garfield lay dying in a room with the first air conditioner.  Naval engineers, whose primary expertise was ventilating mining shafts, had been called in to help the ail…

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