Lieutenant-Colonel Bruce Raymond Harrison, B.C.E.
17 May 1947 – 15 March 2021
MHS 1961-1964

1962 Cadets, Corporal
1963 Cadets, Sergeant
1963 School Baseball Team
1964 Cadets, CUO
1964 School Baseball Team, Captain
1964 Speech Night Prize, Baseball

Bruce Hartnett was also CUO in that year.
https://www.legacy.com/obituaries/bostonglobe/obituary.aspx?n=bruce-raymond-harrison&pid=198108782

Military College (Duntroon, A.C.T.); ; Royal Military College (Duntroon, A.C.T.)
https://trove.nla.gov.au/work/235681714?keyword=%22Bruce%20Raymond%20Harrison%22