This car was in the paddock at the Richard Seaman Memorial Trophies meeting organised by the VSCC at Donington Park in June 2003.
It's a 1950 Frazer Nash Mille Miglia, and there's a very good website which gives extensive details of all postwar cars produced by AFN Ltd from which the following details are given about this car:
Car Number: 18
Chassis Number: 421/100/118
Engine Number: FNS1/17
Model: Mille Miglia
Delivery Date: November 1950
Original Colour: Maroon
Original Registration Number: OPL 2
First Owner: Strutton
Remarks: Now metallic 'Jaguar grey'
Current Location: UK