The Nature of Things — Season 19

E01 Evolution Update 24 Sep 1978 E02 Clockwork Atom 01 Oct 1978 E03 This Will do for Today 08 Oct 1978 E04 Island of Monkeys 15 Oct 1978 E05 The Dogon 29 Oct 1978 E06 Toward The Sun 05 Nov 1978 E07 Portrait Of A Market: Sololá 12 Nov 1978 E08 Sleep (1) 26 Nov 1978 E09 Dreams (2) 03 Dec 1978 E10 Charlie 17 Dec 1978 E11 The Search: Smallpox Eradication 24 Dec 1978 E12 The Cajuns 31 Dec 1978