Probably at 'Highlands and Islands aerodromes' in Scotland. I'm out of touch with north of the border where, after ATC was withdrawn, the firemen doubled up as FISOs and the aircraft, like Islanders and Twotters, were under 5.7 tonnes. Perhaps 10W will put down his malt and update us. Last time I did air traffic up there they woz 2 BEA Herons, G-ANXA and 'B........
TDM