Buuxi weedha soo socota: Mathieson wuxuu galay ERA E-Type oo leh Leslie Johnson oo ah darawal, 1949 Richmond Trophy, Jersey Road Race iyo British Empire Trophy, iyo sidoo kale
Abaalmarinta weyn ee Ingiriiska ee 1950. Qaar ka mid ah ilaha ayaa ku tilmaamaya kuwan inay yihiin qoraallada rasmiga ah ee ERA maxaa yeelay Johnson wuxuu iibsaday soo saaraha baabuurta saddex sano ka hor. Mathieson wuxuu iibsaday 2-litir Frazer Nash Le Mans kaas oo uu ku guuleystay fasalkiisii 1950 24 Saacadood ee Le Mans oo ay weheliyaan Richard "Dickie" Stoop.