British Iron and Steel Research Association

The British Iron and Steel Research Association or BISRA, formed in 1944, was the research arm of the British steel industry. It had headquarters in London, originally at 11 Park Lane, later moved to 24 Buckingham Gate, with Laboratories in Sheffield on Hoyle Street, Swansea, Teesside, and Battersea.

Source: Wikipedia — British Iron and Steel Research Association (CC BY-SA 4.0)