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New Carrollton rail yard
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Third rail at Metro Center station
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MARC train at Martinsburg
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CSX freight train at Martinsburg
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Amtrak Capitol Limited at Martinsburg [02]
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Amtrak Capitol Limited at Martinsburg [01]
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Intersection of Main Street, Liberty Street, and Railroad Avenue [06]
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Maryland Midland Railway track [13]
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Maryland Midland Railway track [12]
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Maryland Midland Railway track [11]
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Maryland Midland Railway track [10]
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Maryland Midland Railway track [09]
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Intersection of Main Street, Liberty Street, and Railroad Avenue [05]
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Intersection of Main Street, Liberty Street, and Railroad Avenue [04]
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Railroad Avenue
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Maryland Midland Railway track [08]
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Railroad signal and crossbuck [03]
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Railroad signal and crossbuck [02]
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Railroad signal and crossbuck [01]
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Maryland Midland Railway track [07]
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Maryland Midland Railway track [06]
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Maryland Midland Railway track [05]
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Maryland Midland Railway track [04]
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Maryland Midland Railway track [03]
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Maryland Midland Railway track [02]
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Intersection of Main Street, Liberty Street, and Railroad Avenue [03]
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Intersection of Main Street, Liberty Street, and Railroad Avenue [02]
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Maryland Midland Railway track [01]
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Railroad signal and crossbucks
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Intersection of Main Street, Liberty Street, and Railroad Avenue [01]
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Stuarts Draft, Virginia above Wayne Avenue [01]
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Spring Garden Swing Bridge [01]
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Spring Garden Swing Bridge [02]
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Spring Garden Swing Bridge [03]
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Spring Garden Swing Bridge [04]
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Spring Garden Swing Bridge [05]
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Spring Garden Swing Bridge [06]
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Spring Garden Swing Bridge [07]
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Spring Garden Swing Bridge [08]
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Marker coil at National Airport station