9 Revolutionary Elevators From The Otis Elevator Company
Click here to enter the galleryElisha Otis, inventor of the world's first elevator safety brake, founded the Otis Elevator Company 160 years ago today. The innovative company has not only made...
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How To Make Beer [Infographic]
How 1933 brewed beerPopular Science archivesDrug WeekPopular ScienceWhen the United States ratified the Twenty-First Amendment in 1933, Popular Science celebrated the end of Prohibition by getting...
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