Fecha de lanzamiento

01 Dec, 1971

Tiempo de ejecución

00:00: (HH:MM)

Sinopsis

Created by Walt Disney Educational and distributed to Schools. Traces the development of communication techniques from the first "ugh" to the astral language of the space age, and concludes with a look at the implications of today's "information explosion."

Fotos

×

Actores

Multitud

Les Clark