What is British Rail departmental locomotives?
Before the introduction of the [[TOPS|Total Operations Processing System]], [[British Rail Class 97|Class 97]] was issued to self-propelled locomotives in departmental (non-revenue earning) use, [[British Rail]] had such locomotives numbered in a variety of series, together with locomotives that were no longer self-propelled. See Also: * [[SR departmental locomotives|Southern Region 'DS'-prefix series]] * [[British Rail Eastern Region departmental locomotives|Eastern Region 1-100 series]] {{British Rail Locomotives}} {{transport-stub}} [[Category:British Rail locomotives]]