Well, that's really ....... the thread!
bugger - good night.................................
Wassat all about!! LM had enought of this blasted edit bug or what??
I was going to add another clue before I go home, saying that this had something in common with the Lightning, both the EE and the Lockheed variety, (one you could hear and the other you could see)!
However, you got there first Reg! Yes, it has twin-booms