Analysis of information sources in references of the Wikipedia article "Victoria line" in Simple English language version.
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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.