By 1922, McQueen seemed to be established as the principal, and the school was prospering with its highest enrolments ever seen, and he obviously thought it time to introduce changes in line with his own philosophy. The first tangible product of this philosophy was the institution of the school's own Intermediate Leaving Certificate which more accurately represented what his school stood for. He did not think that the State's Intermediate Certificate did so, concentrating as it did on exams only. As McQueen said: