Erwin Komenda XXX: "swinging-axle suspension, independent suspension, braking systems". Also a streamlined small car with rear engine was developed. In November 1931 Komenda joined the engineering office newly founded by Ferdinand Porsche as head of the bodywork design department, which he headed until 1966. Among other things, he developed the body of the VW beetle. With more than 21.5 million copies, VW Beetle became the best-selling automobile of the 20th century. With a graduate engineer Josef Mickl, a Porsche employee specializing in aircraft construction and aerodynamics, Komenda developed the bodywork of the P-Auto Union racing car and Cisitalia racing car. As early
503rd Heavy Panzer Battalion 503rd Heavy Panzer Battalion The 503rd Heavy Panzer Battalion (; abbreviated: "s.Pz.Abt. 503") was a Nazi German heavy Panzer "Abteilung" (independent battalion-sized unit) equipped with Tiger I and Panzer III tanks. In 1944, it was re-equipped with the new Tiger II. The battalion saw action on the Eastern and Western Fronts during World War II. As with other German heavy tank battalions, it was normally not assigned to a single corps, but shuffled around according to war circumstances. Later the battalion became part of the newly formed Panzer Corps Feldherrnhalle as the Feldherrnhalle Heavy Tank Battalion. The unit was created