No charges were ever laid, and the murder file later went missing.
She was found by a male assistant the next morning.
The investigation into her death, which is one of Australia s best known unsolved cases, is the focus of the NSW Police Unsolved Homicide Unit.
One theory is she was killed by the notorious Granny Killer , John Glover, but he never confessed to her death and is now dead.
Florence Broadhurst s wallpaper and fabric designs remain popular today, after being rediscovered years after her death.(Geoffrey Bull/Fairfax Media)
He was convicted of killing six women across Sydney from 1989-1990.