1955 Mercedes-Benz 300SL Gullwing

1955 Mercedes-Benz 300SL Gullwing

Tom Wood/RM Auctions via Bloomberg

An alloy-bodied 1955 Mercedes-Benz 300SL Gullwing. One of just 29 alloy-bodied models made by the German manufacturers, it was offered for sale by RM Auctions in a sale of classic cars in London on Oct. 31, 2012. The car failed to sell.