History: Rail Transportation In The United States

Soon, other roads that would themselves be purchased or merged into larger entities, formed. The Camden and Amboy Railroad (C&A), the first railroad built in New Jersey, completed its route between its namesake cities in 1834. The C&A eventually became part of the Pennsylvania Railroad.
• 1851–1900
The B&O's westward route reached the Ohio River in 1852, the first eastern seaboard railroad to do so.