NRHS L Norfolk Southern Derry SD40-2 3342 3343 21W helpers 828 AM July 2 2005
Home » Norfolk Southern Corporation | Derry, Pennsylvania | EMD SD40-2 #3342 and #3343 diesel-electric locomotives | Helpers | July 2, 2005 | Dick Flock photograph / collection » NRHS L Norfolk Southern Derry SD40-2 3342 3343 21W helpers 828 AM July 2 2005
November 12, 2025 by Mitch Dakelman
National Railway Historical Society, Inc.
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