Rudolph Ernst raced his front-engined Mitter. Photo: Pete AustinPete Austin2015Featured Editorials & Premium ContentMarch ’15RegionUK/EuropeVintage Racecar ArchivesVintage Racecar ArticlesVintage Racecar DepartmentsVintage Racecar Gallery March 1, 2015 0HSCC Walter Hayes Trophy Si Access to the full article is limited to paid subscribers only. Our membership removes most ads, lets you enjoy unlimited access to all our premium content, and offers you awesome discounts on partner products. Enjoy our premium content. See Membership Options