click to enlarge

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scans with hub technical info

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a 1899 D-P in an auction

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is there a surviving tandem?

also triplets and 4-seaters were made for pacing recordsetters on the track. .

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modern Dursleys:

This bike came with a 1912 Dursley Pedersen 3-speed hub. Maybe it will get this 'upgrade' for its 100th birthday in 2007.