In 1960 , Nicholson consisted of grades 11 , 12 , and 13 .
Nicholson Catholic College first opened in September , 1960 , when it replaced the previous St. Michael 's High - School which had been in existence since 1930 .
In 1960 , Nicholson Catholic College consisted of grades 11 , 12 , and 13 .
Nicholson Catholic College first opened in September , 1960 , when it replaced the previous St. Michael 's High - School which had been in existence since 1930 .