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Pittsburgh_Blvd-Allies-Bridge-south.jpg
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CSX_LAUGHLIN-JCT-mp325.jpg
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CSX_LAUGHLIN-JCT-tk1-removed-point-machine.jpg
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CSX_PnW-Sub_Glennwood-Running-Track.jpg
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CSX_LAUGHLIN-JCT-wb-CPL-gantry-front-silhouette.jpg
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CSX_PnW-Sub_Laughlin-Jct-Monongahela-valley.jpg
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CSX_PnW-Sub_Laughlin-Jct-downtown-PGH-far.jpg
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CSX_LAUGHLIN-JCT-branch-CPL-mast-wide.jpg
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Pittsburgh_Schenley-Valley-flower.jpg
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Pittsburgh_Pitt-steam-plant-stacks.jpg
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CSX_PnW-Sub_UPitt-siding-HO-turnout.jpg
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Pittsburgh_Schenley-Valley-cut-muddy-wall-close.jpg
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