1911 Mercedes 28-60 Tourer1911 Mercedes 28/60 TourerNOT SOLD. Highest bid $720,000Auction: Bonhams Quail Lodge 2018© BonhamsHome » USA » California » Quail Lodge » 2018 Bonhams Quail Lodge Sale (Golden Age Automobiles Announcement) » 1911 Mercedes 28-60 Tourer