A Cinesound Review newsreel story about the first - and only - federal election fought by Harold Holt when he was prime minister. The election took place on 26 November 1966.

In this Nine News footage from 1967, Opposition Leader Gough Whitlam extends his condolences to Harold Holt's wife and family.

Harold Holt loved the ocean, and enjoyed being portrayed as an active and adventurous prime minister.

In this Nine News footage from 18 December 1967, journalists interview Deputy Prime Minister John McEwen and then Treasurer William McMahon as they arrive at Parliament House.

Tony Eggleton was Prime Minister Harold Holt's Press Secretary and close adviser. He was called upon to explain Holt's disappearance during nationally televised press conferences.

Radio and television carried news of Harold Holt’s disappearance on 17 December 1967. This clip is from the documentaryThe Harold Holt Mystery (Ten Network, 1985).

Is Harold Holt still alive? Did he commit suicide? Was he drunk or drugged? Did he secretly belong to a crime syndicate? Was he a Chinese Communist spy?

Zara Holt arrives at Cheviot Beach, the location where her husband had entered the rough sea and disappeared. Holt’s Press Secretary, Tony Eggleton, assists her through the media scrum.

Newcastle’s history has been dominated by coal mining and the steel industry.

John Howard responds to the High Court’s decision on the native title of the Wik and Thayorre peoples in Wik Peoples v Queensland (1996) 141 ALR 129.