Thirty Million Letters

Thirty Million Letters is a 1963 short documentary film directed by James Ritchie and made by British Transport Films. It was nominated for an Academy Award for Best Documentary Short.

The Driving Force

Britain operates the most experienced diesel and electric railway in tne world. A century and a half ago she invented the steam engine and introduced a new system of transport; and in only nine years British Rail and the British locomotive industry designed, built and tested enough diesel and electric locomotives to replace fifteen thousand steam engines. The transition from steam to new forms of motive power, and its effects on rallwaymen and passengers, is the subject of this film. Produced in association with the Central Office of Informa...

Experiment Under London

One of six films which examine in depth the work involved in this great engineering project. As they are of a technical nature, they were only available for showing to suitable audiences. In preparation for the construction of the new Victoria / Walthamstow line two experimental lengths of tunnels are driven using different lining materials. The film shows in considerable detail the aligning of the cutting equipment, the operation of the shield and cutters and the two techniques of lining.