![File:Trolley wheel on pole of Blackpool tram 48 at Oregon Electric Railway Museum.jpg - Wikimedia Commons File:Trolley wheel on pole of Blackpool tram 48 at Oregon Electric Railway Museum.jpg - Wikimedia Commons](https://upload.wikimedia.org/wikipedia/commons/thumb/1/1e/Trolley_wheel_on_pole_of_Blackpool_tram_48_at_Oregon_Electric_Railway_Museum.jpg/1280px-Trolley_wheel_on_pole_of_Blackpool_tram_48_at_Oregon_Electric_Railway_Museum.jpg)
File:Trolley wheel on pole of Blackpool tram 48 at Oregon Electric Railway Museum.jpg - Wikimedia Commons
National Capital Trolley Museum - Street cars are sometimes known as trolleys because they utilize a small device, called a trolley, at the end of a long roof-mounted pole (called a trolley
![Trolleyville School - OPERATIONAL TROLLEY POLES FOR HO SCALE MODEL ELECTRIC STREETCARS AND INTERURBAN VEHICLES Trolleyville School - OPERATIONAL TROLLEY POLES FOR HO SCALE MODEL ELECTRIC STREETCARS AND INTERURBAN VEHICLES](https://www.trolleyville.com/tv/school/operational_trolley_poles/images/form11.jpg)
Trolleyville School - OPERATIONAL TROLLEY POLES FOR HO SCALE MODEL ELECTRIC STREETCARS AND INTERURBAN VEHICLES
![Trolleyville School - OPERATIONAL TROLLEY POLES FOR HO SCALE MODEL ELECTRIC STREETCARS AND INTERURBAN VEHICLES Trolleyville School - OPERATIONAL TROLLEY POLES FOR HO SCALE MODEL ELECTRIC STREETCARS AND INTERURBAN VEHICLES](https://www.trolleyville.com/tv/school/operational_trolley_poles/images/mtpf2.jpg)