Directing

—

De Stinkzwam … Director

1955

J.C. Mol (filmer) … Director

1935

Kristallen en Kleur … Director

1930

Time-lapse … Director

1928

Time and Film I … Director

1927		Crystals in Color … Director
1927		From the Realm of the Crystals … Director

1924

Anthony van Leeuwenhoek … Director