Knight, J. 1., & Latrobe, B. H. 1. (1838). Report upon the plan of construction of several of the principal rail roads in the northern and middle states, and upon a railway structure for a new track on the Baltimore and Ohio Rail Road. Baltimore: Printed by Lucas & Deaver.

Knight, J. 1787-1858., and Benj. H. 1807-1878 Latrobe. Report Upon the Plan of Construction of Several of the Principal Rail Roads in the Northern and Middle States, and Upon a Railway Structure for a New Track On the Baltimore and Ohio Rail Road. Baltimore: Printed by Lucas & Deaver, 1838.

Knight, J. 1787-1858., and Benj. H. 1807-1878 Latrobe. Report Upon the Plan of Construction of Several of the Principal Rail Roads in the Northern and Middle States, and Upon a Railway Structure for a New Track On the Baltimore and Ohio Rail Road. Baltimore: Printed by Lucas & Deaver, 1838.