How many movies have Guido Seeber and Lyda Salmonova collaborated on?

They have worked on 4 movies together! Their first movie together was The Student of Prague (1913) while their highest rated movie together was The Golem: How He Came into the World (1920). They have not worked together since The Golem: How He Came into the World (1920). They are most known for their fantasy films together.