Smith, F., & Barlow, P. (1842). Report of Lieut.-Colonel Sir Frederic Smith, Royal Engineers, and Professor Barlow, to the Right Honourable the Earl of Ripon, President of the Board of Trade, on the atmospheric railway. Printed by W. Clowes and Sons, Stamford Street for Her Majesty's Stationery Office.

Smith, Frederic, and Peter Barlow. Report of Lieut.-Colonel Sir Frederic Smith, Royal Engineers, and Professor Barlow, to the Right Honourable the Earl of Ripon, President of the Board of Trade, on the Atmospheric Railway. Printed by W. Clowes and Sons, Stamford Street for Her Majesty's Stationery Office, 1842.