Mark Moraghan (narrator) (2017). Thomas & Friends : Complete Series 18(PAL) (DVD-2 disks). Mattel Creations. B071YLPMST. Consultado el 13 de mayo de 2021.
Harris, 1997b, p. 454. Harris, Michael (1997b). «slip carriages». En Simmons, Jack; Biddle, Gordon, eds. The Oxford Companion to British Railway History From 1603 to the 1990s (1st edición). Oxford: Oxford University Press. p. 454. ISBN0-19-211697-5.
Harris, 1997a, pp. 75-77. Harris, Michael (1997a). «carriages». En Simmons, Jack; Biddle, Gordon, eds. The Oxford Companion to British Railway History From 1603 to the 1990s (1st edición). Oxford: Oxford University Press. pp. 75–77. ISBN0-19-211697-5.
Simmons, 1997, pp. 508-509. Simmons, Jack (1997). «through carriages». En Simmons, Jack; Biddle, Gordon, eds. The Oxford Companion to British Railway History From 1603 to the 1990s (1st edición). Oxford: Oxford University Press. pp. 508–509. ISBN0-19-211697-5.
Foster, 1997, pp. 34-35. Foster, Richard D. (1997). «block working». En Simmons, Jack; Biddle, Gordon, eds. The Oxford Companion to British Railway History From 1603 to the 1990s (1st edición). Oxford: Oxford University Press. pp. 34–35. ISBN0-19-211697-5.
Owen, 1922, p. 13. Owen, Harry Collinson (1922). «The Temptation of Antione». The Adventures of Antoine. New York: The James A. McCann Company. pp. 1-47.
The Board of Railroad Commissioners of the State of Vermont (1890), «Misplaced switch accident at White River Junction», Second Biennial Report June30th, 1888, to June 30th, 1890, The Free Press Association, pp. 155-158, consultado el 13 de mayo de 2021.
«The Vanishing Slip Coach». The Manchester Guardian (1901-1959). 17 de junio de 1932. p. 8. ProQuest478415604.
«London and North Western Railway: Passenger train alterations for April». The Manchester Guardian (1791-1900). 1 de abril de 1877. p. 1. ProQuest473681895.
«A "Slip Coach" Mishap: Railway Collision near Eastbourne». The Manchester Guardian (1901-1959). 1 de enero de 1909. p. 4. ProQuest474866130.