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| | Stockholm Subway System, in the sixties, part 1 |
 | | Until 1965 every train was run by two crew, which was a driver and a door controller. |
 | | Run by Stockholms Spårvägar (SS), Stockholms Tramways, in 1968 renamed to StorStockholms Lokaltrafik (SL), Greater Stockholm Passenger Transport Company, which explains why some cars having SS or SL logos. |
 | | The Stockholm Subway System has, since the opening in 1950, always used an automatic train control system, with indicators in the drivers cabins, depending of distance to the train ahead or speed limits because of stations, etc. The Cab Signal system indicating maximum alowed speed. |
| www.tramways.com /subways/stockholm (273 words) |
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