1957 BMW 507 hidden for over 40 years heads to auction

After 43 years locked in a Philadelphia garage, this rare 1957 BMW 507 Roadster Series II is headed to a Bonhams auction in Newport, Rhode Island, scheduled for September 30.Wearing chassis number 70059, this car was originally delivered to Caracas, Venezuela, according to BMW Blog. It was then sold to a Montreal resident, and then purchased by…