Portal:Australia/Anniversaries/July/July 30




 * 1947 – Joseph Cook, sixth Prime Minister of Australia dies, aged 86.
 * 1967 – The La Mama Theatre in Melbourne opens in a former factory building.
 * 1997 – The Thredbo landslide occurs, killing 18 people.
 * 2002 – The HyShot project of the University of Queensland, produces the first successful flight of a scramjet engine.