Copy; 400 feet plastic canister; BR TF14, reference on Railway technical films illustration scientific research on railways list; British Rail Western Region, tests on long welded rail, trackside recorders register reflections in recording van, film shows "Britannia Hall" and 45xx locomotives test track using electric fires to heat track producing spectacular distortion.

Details

Category:
Moving Images
Object Number:
1978-7634/17
Materials:
cellulose acetate
type:
16 mm film
credit:
British Rail, Research Laboratories