'G-XXXX Upper Heyford unintelligible southern drawl'
One had to feel sorry for the Spams when it came to Welsh names though. There was that famous broadcast on L/L Common which went something like:
"All stations, this is Birch 17, enterin' low level 2 miles westa' Ladrin...Lanidrod...Larindrod... Ah', the hell with it - 6 miles northa' Boolth Wells!"