§ Mr. Johnasked the Minister of State for Defence what progress has been made by the National Gas Turbine Establishment towards completing the complex for research into quieter aero-engines.
§ Mr. Ian GilmourThe first stage of the new noise test facility at NGTE, sponsored by the Department of Trade and Industry, was completed on schedule in August, 1972. The second stage is under construction and is expected to be completed in late 1973.