(The Invisible Link)

Content: Radio is one of the most important communication technologies ever invented and has been a vital tool in helping Australians overcome the tyranny of distance both nationally and internationally.

Countries:

Australia

Genres:

Documentary

Runtime:

11 minutes

Year:

1951

Directors:

Bern Gandy

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Production companies:

Australian Commonwealth Film Unit,

Australian Department of Information,

Australian National Film Board

Actors:

Crews:

Director

Director

Director of Photography

Producer