O
Otis Elevator Company
19 works on record
Works
87 years of vertical transportation with Otis elevators
Otis without attendant elevators
Convenience unlimited
The modern hospital and its elevator needs
Otis skip hoists automatic operation
War production
War production
Access in dwellings
Access in dwellings
Otis residence elevators
Otis residence elevators
Better elevator service
Better elevator service
Otis Elevator Company
Otis Elevator Company
Hand power elevators
Hand power elevators
Otis escalators
Otis escalators
Indicator Otis, Volumes 3-4
Indicator Otis, Volumes 3-4
The Otis undercounter dumbwaiter for stores
The Otis undercounter dumbwaiter for stores
Escalators
Escalators
Why this building has kept its youth for twenty years
Why this building has kept its youth for twenty years
Otis incline railways
Otis incline railways
Constructing new worlds
Constructing new worlds
Going up
Going up