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DerekTP: Old(er) and new - 444 and 707
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DerekTP: 450 over the pits
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DerekTP: Class 444 power bogie
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DerekTP: Axle-hung gearbox on a driving wheel (444/450)
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DerekTP: Class 7xx power bogie
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DerekTP: Underneath the 450
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DerekTP: Underneath the 450
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DerekTP: Underneath the 450
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DerekTP: Underneath the 450
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DerekTP: Underneath the 450
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DerekTP: Under the class 450
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DerekTP: Niteq rail mover
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DerekTP: Connections
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DerekTP: Class 450 on the wheel lathe
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DerekTP: Class 450
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DerekTP: Class 450