![](../../images/KC_Finest.jpg)
![](../../images/UP Shield (modern).jpg) |
Union Pacific 'Big Boy' Prototype Photos |
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![](../../images/4884/Prototype_Photos/UP4884-4000_10-9-53_250.jpg) Road Number 4000 |
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Road Number 4000 |
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Road Number 4002
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Road Number 4002 |
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Road Number 4003
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Road Number 4005
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Road Number 4007
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Road Number 4008
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Road Number 4008
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Road Number 4008
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Road Number 4009
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Road Number 4010
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Road Number 4011
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Road Number 4011
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Road Number 4012
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Road Number 4014
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Road Number 4015
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Road Number 4016
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Road Number 4016
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Road Number 4017
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Road Number 4019
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Road Number 4019
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Road Number 4022
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Road Number 4022
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Road Number 4023
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Road Number 4023
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Road Number 4024
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Road Number 4024
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BIG BOY HOME