A Magnet On The Hub Of Movie Film Reels

A magnet on the hub of movie film reels. Then with some iron filings cemented to the end of leader film, it would be easy to thread.
By H.L.Woodward, Sioux City, Iowa.
February 1960
A magnet on the hub of movie film reels. Then with some iron filings cemented to the end of leader film, it would be easy to thread.
By H.L.Woodward, Sioux City, Iowa.
February 1960