year of pub­li­ca­ti­onISBNauthor(s)title
1979978-0-934118-17-0Jr. Herbert H. HarwoodImpossible Challenge: The Baltimore and Ohio (B & O) Railroad in Maryland
1999978-0-934118-24-8David W. MesserTriumph II: Philadelphia to Harrisburg, 1828-1998
2000978-0-934118-25-5David W MesserTriumph III: Philadelphia terminal, 1838-2000
2002978-0-934118-27-9David, W. Messer · Charles S. RobertsTriumph V - Philadelphia to New York 1830 - 2002
2004978-0-934118-28-6Charles Roberts · David MesserTriumph VI: Pioneer and Challenger, the Titanic Struggle for the Ohio River and Maryland that Kindled the Creation of a Vast Superpower (Triumph, VI)