Movie
Patent Nr. 314805
2020 · Documentary · 2m -
Finnish engineer Eric Tigerstedt solved the dilemma of sound-on-film already before the First World War. All images and sounds in this short film are produced from the surviving test materials originally created in 1914.
- Director
- Mika Taanila
- Writers
- Mika Taanila,Jussi Eerola