#OnThisDay 50 years ago, news report of Prime Minister Harold Holt's disappearance on 17 December 1967. Footage from the @channelten documentary THE HAROLD HOLT MYSTERY, 1985.
— NFSA National Film and Sound Archive of Australia (@NFSAonline) December 16, 2017
Holt collection: https://t.co/CPNmE8bvTN pic.twitter.com/Ezj85o0JJv