"Opened in 1890, with 6 stations over 3.2 miles (5.1 km) and running in a pair of tunnels between the City of London and Stockwell passing under the River Thames, what was the first deep-level underground ""tube"" railway in the world, and the first major railway to use electric traction?"
Islington & Euston Railway City of London and Southwark Subway Islington and Euston Railway City of London & Southwark Subway The City and South London Railway C&SLR City and south london railway City & South London Railway City and South London Railway
city south london railway city of london and southwark subway city and south london railway city of london southwark subway c slr islington and euston railway islington euston railway
city and south london railway
WikipediaEntity
The City and South London Railway