In 1934 , by the time she was 30 years old , she graduated from the University of Melbourne although details about her final qualification are unclear .
Marchisotti had achieved a grade four in theory of music in 1925 at the age of 21 years .
In 1934 , by the time Marchisotti was 30 years old , Marchisotti graduated from the University of Melbourne although details about Marchisotti 's final qualification are unclear .
Marchisotti had achieved a grade four in theory of music in 1925 at the age of 21 years .