Users of early elevators were responsible for opening and closing the doors manually, sometimes neglecting to close the doors and creating a hazardous situation with the shaft exposed. Duluthian Alexander Miles solved this problem by inventing an improved mechanism to open and close elevator doors automatically when the elevator arrives or departs the floor. This is just one of the accomplishments of this successful and creative businessman who lived in Duluth in the late 1800s [...]
The post Forgotten Duluthian Alexander Miles appeared first on Zenith City Online:.