Factual error: It's set in 1951 and has the song 'I'll tell my ma' by the Dubliners which wasn't written until 1963.
Factual error: In the football match between Dungatar and Winyerp you can occasionally see the railway line in the background. This is the Melbourne to Adelaide rail line in use today. The rail line has concrete sleepers, which were not introduced until the 1980's. They can be seen as they are whiteish. The Dressmaker is set in 1951.