Rare 1957 BMW 503 Roadster to Be Auctioned off by Bonhams
The BMW 503 Roadster, the brother of the more famous 507, is now in the spotlight, a mint model going up for auction in August at the Quail.
The BMW 503 Roadster, the brother of the more famous 507, is now in the spotlight, a mint model going up for auction in August at the Quail.
