The Silent Flyer
The Silent Flyer is a 1926 10-episode (chapter) American adventure film serial directed by William James Craft. The film serial was sold to Universal Pictures for $75,000 with the resulting funds used in the founding of Mascot Pictures.
Scientist Benjamin Darrell (Anders Randolf) has invented a silent aircraft motor of tremendous potential benefit to aeronautical and military concerns. A plot is underway to steal the invention.