Born in Adelaide , he was brought to Australia by his parents , his father , John Firth Forest , led in Scotland a jewellery and watchmaking business . Born in Adelaide , he was brought to Australia by his parents . His father , John Firth Wald , ran a jewellery and watchmaking business in Scotland .
Dilahirkan di Adelaide, beliau dibawa ke Australia oleh ibu bapanya, bapanya, John Firth Forest, mengetuai di Scotland sebuah perniagaan perhiasan dan pembuatan jam tangan. Dilahirkan di Adelaide, beliau dibawa ke Australia oleh ibu bapanya. Ayahnya, John Firth Wald, menjalankan perniagaan perhiasan dan pembuatan jam tangan di Scotland.