Overview:
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.
Genre : Documentary
Actors : -
Release Date : 2020-05-17
Duration : 2 menit
Rating : â 0/10 (0 votes)
â¶ Play