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Excerpt from The Development of the Railway System in Northumberland and Durham: 7th November, 1901In 1767 the plate-rail was introduced. It consisted of a short cast-iron plate with a vertical ¿ange projecting upwards to retain the wheels in position, the wheels being without ¿anges these were fastened direct on to the sleepers An improvement was afterwards made by the addition of a curved ¿ange on the underside to give additional strength. T...

Excerpt from The Development of the Railway System in Northumberland and Durham: 7th November, 1901In 1767 the plate-rail was introduced. It consisted of a short cast-iron plate with a vertical ¿ange projecting upwards to retain the wheels in position, the wheels being without ¿anges these were fastened direct on to the sleepers An improvement was afterwards made by the addition of a curved ¿ange on the underside to give additional strength. T...