How many movies have Arzén von Cserépy and Eduard von Winterstein collaborated on?

They have worked on 3 movies together! Their first movie together was Fridericus Rex - 1. Teil: Sturm und Drang (1922) and was their highest rated movie together. They have not worked together since Fridericus Rex - 4. Teil: Schicksalswende (1923). They are most known for their drama films together.