Gen: Documentar
Stele: Lorne Greene
echipaj: Robert McBride (Producer), Robert McBride (Director), Robert McBride (Writer)
Țară: United States of America
Limba: English
Studio: Richter Productions, Environmental Protection Agency
Durata de functionare: 29 minute
Calitate: HD
Publicat: Jan 01, 1970
IMDb: 10
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