Analysis of information sources in references of the Wikipedia article "Victoria line" in Simple English language version.
These trials matured into 'attended ATO'. London's Victoria line was the first into revenue service on 1 September 1968, with Philadelphia's Lindenwold line close behind in January 1969.
These trials matured into 'attended ATO'. London's Victoria line was the first into revenue service on September 1 1968, with Philadelphia's Lindenwold line close behind in January 1969.
These trials matured into 'attended ATO'. London's Victoria line was the first into revenue service on 1 September 1968, with Philadelphia's Lindenwold line close behind in January 1969.
These trials matured into 'attended ATO'. London's Victoria line was the first into revenue service on September 1 1968, with Philadelphia's Lindenwold line close behind in January 1969.