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Northwestern Pacific (1)
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Nashville Chattanooga & St. Louis (12)
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New Haven (3)
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New York Central (22)
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New York Chicago & St. Louis (9)
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New York New Haven & Hartford (11)
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New York Ontario & Western (5)
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New York Susquehanna & Western Railway (9)
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Norfolk & Western (26)
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Norfolk Southern (49)
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Northern Pacific (16)
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Other N’s (16)
