1956 BMW Isetta 300. This car is a rare surviving European Bubble Window model. This body style preceded the Sliding Window model that was introduced in 1957. It also has the highly desireable "Z-Mold" Trim and 2-tone paint.
1932-1935 Bugatti Type 55
1933 Bugatti Type 55 roadster - The 1932-1935 Bugatti Type 55 was a very exclusive roadgoing version of the small-engined, supercharged Type 51 Grand Prix car. Just 35 Type 55s were produced.
Fiat 600. Fantastic car, prefer it to the 500. quirkyrides.com has 2 of these for sale, including 1 with suicide doors #classic fiat #quirky
'55 Porsche 356. Originally sold on this side of the pond as the 'Continental' since Americans weren't ready for numeric model names yet.