Amazing Inventions: The first passenger elevators
Recommended for Foundational Grades
Around 170 years ago, elevators (lifts) were not considered safe to carry people, only goods. Then, Industrialist Elisha Otis came up with a lift design […]
Recommended for Foundational Grades
Around 170 years ago, elevators (lifts) were not considered safe to carry people, only goods. Then, Industrialist Elisha Otis came up with a lift design […]