§ Mr. Fisherasked the Minister of Technology whether the sonic boom heard in the London area on 17th July was comparable in noise, effect and decibel measurement to that which can be expected from the Concord.
§ Mr. Fisherasked the Minister of Technology whether the sonic boom heard in the London area on 17th July was comparable in noise, effect and decibel measurement to that which can be expected from the Concord.