Sir - With reference to the letter "Inefficiency with US directives" (Flight International, 25 September -1 October, P55), may I respectfully point out that such information from the US Airworthiness Authorities, and any other information put out from the US Government Printing Office (GPO), aviation related or otherwise, can be obtained in the UK via a GPO authorised book dealer.


Southend-on-Sea, Essex, UK


Source: Flight International