Man left mute by a throat operation shows us the home-made device that enables him to speak.
Titles read: "DUMB MAN SPEAKS" (Dublin issue).
Various shots of Harry Shannon in his garden with a small boy and girl (his children or grandchildren?). We are told that after a throat operation he could not speak. We see him using a device that enables him to produce words.
Natural sound as he explains that he made the instrument from a reed of rice paper and ebonite and tells us how it works. He says the instrument is very easy to use and that he thinks it will be a salvation to others like himself.