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
SS Brigade Westfalen consisted of three battalions: SS Panzer Reconnaissance Training and Replacement Battalion 1, SS Panzer Reconnaissance Training and Replacement Battalion 2, and an SS Panzer Reconnaissance NCO Training Battalion. Regiment "Holzer" was named after its commander Obersturmbannführer Friedrich Holzer and consisted of the SS Panzer Training and Replacement Regiment in Augustdorf, which consists of three battalions. The 507th Heavy Panzer Battalion was the brigade's main armor component. The brigade had about 60 Tiger and Panther tanks as of 30 March 1945 according to Charles B. MacDonald. However, according to Steven Zaloga, the brigade instead had 15 old training tanks such as