The Budgie Bedford tanker "National" The green and white version was marked 'Racing Service BP' sometimes numbered RT50 or 'BP' sometimes numbered RT54. The yellow version was marked 'SHELL' sometimes numbered RT51. The Shell/BP version was sometimes numbered RT52. The blue version was marked 'National' numbered RT53. The red 'Mobil' version was sometimes numbered RT55.Cost 1/6 available in blue & yellow, green & white, yellow & white finish. Budgie in detail...