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[edit] Token passing
The line between Trimley and Derby Road used to rely on the passing of a mechanical token to the train driver, to prevent two trains heading towards each other. This was in place until the 1990s. John a s (talk) 01:22, 12 January 2008 (UTC)
- If you can find a reference for that, why not add that to the article? -- Ratarsed (talk) 09:32, 13 January 2008 (UTC)