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Cast

Crew

Mika Taanila

Mika Taanila

Director

Jussi Eerola

Jussi Eerola

Writer

Mika Taanila

Mika Taanila

Writer

Movie poster

Patent Nr. 314805

20200.0 / 102 min
Documentary

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.