May 3 @ 8:30 am - 12:00 pm Golden Diploma – Class of 1975 Cathedral High School 74 Union Park Street, Boston, MA, United States
May 5 - May 9 Teacher Appreciation Week Cathedral High School 74 Union Park Street, Boston, MA, United States
May 16 Last day of classes for seniors Cathedral High School 74 Union Park Street, Boston, MA, United States
May 29 Baccalaureate Mass and the Ascension of Jesus Cathedral High School 74 Union Park Street, Boston, MA, United States
June 2 @ 8:00 am - June 5 @ 11:15 am Final Exams Cathedral High School 74 Union Park Street, Boston, MA, United States
