In 1966, 300 schoolkids saw a UFO in Melbourne.

In 1966, 300 schoolkids saw a UFO in Melbourne. Why did the government response vanish from the archives? "The government authorities, the Royal Australian Air Force, the army, the civil defense organization, all responded on this day. Why did they respond and why, in addition to that, is there no information about this incident publicly available in any of the government archives?" [Quoted] The Westall witnesses: https://t.co/3yN1LG7lBz