Freight operation using electric locomotives continued into the 1960s.
These were the earlier Scottish lines to use locomotives.
Another way is to use multi-system locomotives that can operate under several different voltages and current types.
Now in government ownership, it uses original rolling stock and locomotives and there are few concessions to modernity.
From the beginning, the Deccan Queen has been run using electric locomotives.
It used conventional locomotives for four of its eight scheduled trains.
It opened in 1890, using electric locomotives built by Mather and Platt.
A positive effect of using fewer locomotives per train, and the resulting gains in operating efficiency, is greater fuel economy.
They've used locomotives on the railway and steamers on the canal.
The museum also uses privately owned locomotives for the steam events: