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There are express services but only on the metropolitan line (which uses above ground tracks shared with non-TFL trains).
by Mvandenbergh 8y ago
There are express services but only on the metropolitan line (which uses above ground tracks shared with non-TFL trains).
- joncrocks 8y agoAh, you learn something new every day! https://en.wikipedia.org/wiki/Metropolitan_line#Services https://en.wikipedia.org/wiki/Metropolitan_line#Services