Boyd 1975, pp. 120, 162, 281 & 234. Boyd, James I.C. (1975) [1959]. The Festiniog Railway 1800 - 1974; Vol. 1 - History and Route. The British Narrow Gauge Railway. Blandford: The Oakwood Press. ISBN978-0-85361-167-7. OCLC2074549. B1A.
Griffiths & Smith 1999, p. 194. Griffiths, Roger; Smith, Paul (1999). The Directory of British Engine Sheds and Principal Locomotive Servicing Points: 1 Southern England, the Midlands, East Anglia and Wales. OPC Railprint. ISBN978-0-86093-542-1. OCLC59458015.
Boyd 1975, pp.120, 136 & 156 and Plate 11R. Boyd, James I.C. (1975) [1959]. The Festiniog Railway 1800 - 1974; Vol. 1 - History and Route. The British Narrow Gauge Railway. Blandford: The Oakwood Press. ISBN978-0-85361-167-7. OCLC2074549. B1A.