- Passengers changing cars
- Section through cabin of the Otis elevator
- Motor and drive mechanism of Siemens’ elevator
- Teagle elevator in an English mill about 1845
- English direct plunger Elevator
- Final development
- General arrangement of the Roux Combaluzier
- Backmann’s proposed helicoidal elevator
- Siemens’ electric rack-climbing elevator of 1880
- Morse Elevator
- General arrangement of Otis Elevator in the tower
- Correcting erection discrepancies
- Various levels of the Eiffel Tower
- Rope-geared hydraulic freight elevator
- Worthington tandem compound steam pumps
- Armstrong’s hydraulic crane
- Eiffel Tower 1889
- Vertical cylinder