The North London Line was unique in being the only Network Rail route to be consistently featured on the London Underground map. 2006 was the last year of operation into North Woolwich by the class 313 EMUs. To record this for posterity,the train operator at the time, Silverlink Trains, allowed Video 125 cameras unrestricted access to train cab and stations along the route. The route was electrified at 25KV overhead... see more