Horizon — Season 1975

E01 The Cleanest Place in the World 06 Jan 1975 E02 The Killer Dust 20 Jan 1975 E03 A Time to Be Born 27 Jan 1975 E04 The Unsafe Sea 10 Feb 1975 E05 The Change of Life 17 Feb 1975 E06 Project Fido 24 Feb 1975 E07 The Long, Long Walkabout 07 Apr 1975 E08 The Overworked Miracle 14 Apr 1975 E09 Not the Cheapest, But the Best 21 Apr 1975 E10 A Spoonful of Roughage 28 Apr 1975 E11 Brain Poison 05 May 1975 E12 The Bulldog's Last Bark 12 May 1975 E13 Benjamin 19 May 1975 E14 The McMaster Experiment 02 Jun 1975 E15 The Glazed Outlook 09 Jun 1975 E16 The Three Chord Trick 16 Jun 1975 E17 The Cleanest Place in the World 23 Jun 1975 E18 Strange Sleep 30 Jun 1975 E19 The Greatest Advance Since the Wheel? 07 Jul 1975 E20 How Do You Read? 14 Jul 1975 E21 The Sickly Sea 21 Jul 1975 E22 Happy Catastrophe 28 Jul 1975 E23 To Die, to Live - The Survivors of Hiroshima 04 Aug 1975 E24 Cannabis 11 Aug 1975 E25 Meditation and the Mind 18 Aug 1975 E26 The Trobriand Experiment 29 Dec 1975