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Derby Lightweight (Red Triangle) 2-car DMUs


The first is an earlier version where the two-car formation was shown as Diagram 501.

West Riding Derby Lightweight DMU Formation Diagram

Later the vehicles were given their own diagram number, the DMBT was to BR Diagram 501, the DMC to BR Diagram 507.

Works Photographs

These are from the Derby Works Collection. Additional Derby Works photographs showing the vehicles under construction can be found in the construction pages.

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