Historical Map: Poster Promoting the Bakerloo Line Extension to Stanmore, 1939
By the mid-1930s, the London Underground’s Metropolitan line was suffering from congestion caused by the limited capacity of its tracks between Baker Street and Finchley Road stations. To relieve this pressure, a tunnel was constructed between the Bakerloo line’s platforms at Baker Street and Finchley Road and three Metropolitan line stations (Lord’s, Marlborough Road and Swiss Cottage) were replaced with two new Bakerloo stations (St. John’s Wood and Swiss Cottage). The Bakerloo line took over […]