6 year-old Bonnie Clarke was a very happy child living with her mum in the Melbourne suburb of Northcote.
In December 1982 – just a few sleeps before Christmas – Bonnie was sexually assaulted and murdered in her bed.
Explore the interactive crime board by rolling your mouse over each image for more information.
16 year-old Michelle Buckingham went missing from Shepparton, Victoria in October 1983.
A few weeks later, her body was found dumped on the side of the road at Kialla, on the outskirts of town.