Here we have time line of Roy's service and significant events.
| Date | Year of Service | Event | Comments |
| 9 Jan 1956 | 1 | Enlistment |
Attestation. "Airmen Ground" Recruit and boy entrant. Service Number L3522188.Trade Group 57 |
| 1956 | 1 | Movement | RAF Padgate |
| 9 Jan 1956 | 1 | Rank | AC2 Aircraft Man 2 |
| 15 Aug 1956 | 1 | Rank | AC1 Aircraft Man 1 |
| 21 Mar 1956 | 1 | Trade | Telecommunications Assistant (TEL ASST). Trade Group 11 |
| 22 Oct 1956 | 1 | Rank | LAC Leading Aircraft Man |
| 16 Nov 1956 | 1 | Trade | W OP(A) |
| 1957 | 2 | Movement | No. 367 SU Hong Kong |
| 12 Mar 1957 | 2 | Rank | SAC Senior Aircraft Man |
| 12 Mar 1957 | 2 | Trade | TEL 2(A) |
| 19 Oct 1957 | 2 | Personal | Marriage |
| 15 Aug 1958 | 3 | Trade | Wireless Operator (W OP) |
| 16 Jun 1959 | 4 | Honours/Awards | AOC's Commendation |
| 1959 | 4 | Movement | No. 399 SU RAF Digby |
| 1 May 1961 | 6 | Rank | Cpl Corporal |
| 1962 | 7 | Movement | Defence Signals Division, Melbourne |
| 1 Apr 1964 | 9 | Trade | TEL |
| 1 May 1964 | 9 | Qualification | Q-SIG-EW Withdrawn |
| 1 Nov 1964 | 9 | Movement | No. 399 SU RAF Digby (MISC/SDL(H)) |
| 1 Nov 1965 | 10 | Rank | Sgt Sergeant |
| 1 Nov 1965 | 10 | Trade | Specialist Operator (SPEC OP TEL ) |
| 1 Mar 1966 | 11 | Movement | No. 399 SU RAF Digby (SIGSC(H)) |
| 17 Mar 1966 | 11 | Detachment | RAF North Luffenham |
| 2 May 1966 | 11 | Course | Q-TEL-AN - Pass (Telegraphist Analyst) |
| 1 Jul 1966 | 11 | Movement | No. 399 SU RAF Digby (SIGSC(H)) |
| 1 Jul 1966 | 11 | Qualification | Q-SIG-AN Withdrawn |
| 26 Jun 1967 | 12 | Movement | No. 123 SU Aden (AFME) |
| 15 Sep 1967 | 12 | Personal | Divorced |
| 17 Oct 1967 | 12 | Movement | No. 123 SU HMS Jufair, Bahrain(AFG) |
| 1967 | 12 | Honours/Awards | Clasp to General Service Medal (GSM) 1962 - South Arabia |
| 3 Jul 1968 | 13 | Movement | No. 399 SU RAF Digby (MC(H)) |
| 1968 | News | Chief Tech Britten arrested for Spying | |
| 1 Jan 1969 | 14 | Movement | No. 399 SU RAF Digby (SIGSC(H)) |
| 1 Dec 1969 | 14 | Personal | Married |
| 1 May 1970 | 15 | Rank | Chf Tech Chief Technician |
| 1 Dec 1971 | 16 | Trade | Radio Operator telegraphist (RADIO OP TEL or ROT) |
| 1 May 1972 | 17 | Movement | No. 399 SU RAF Digby (MC(H)) |
| 20 Sep 1972 | 17 | Qualifications | Q-TEL-AN |
| 12 Feb 1973 | 18 | Movement | No. 399 SU RAF Digby (MC(H)) |
| 1 Sep 1973 | 18 | Movement | No. 399 SU RAF Digby (MISC/SDL(H)) |
| 14 Nov 1973 | 18 | Course | Management Training (SNCO's) C/N 2401 - Pass |
| 9 Jan 1974 | 19 | Honours/Awards | RAF LS&GCM |
| 1 May 1974 | 19 | Movement | No. 26 SU RAF Gatow (RAFG(O)) |
| 18 Jun 1974 | 19 | Engagement | Request to sign on till age 47 |
| 17 Mar 1975 | 20 | Engagement | Signed on to serve till age 47 |
| 1 Jun 1975 | 20 | Movement | No. 26 SU RAF Gatow (RAFG(O)) |
| 7 Apr 1976 | 21 | Movement | No. 399 SU RAF Digby (MISC/SDL(H)) |
| 9 Apr 1976 | 21 | Rank | Acting (paid) F/Sgt |
| 14 May 1976 | 21 | Engagement | Signed on to serve till age 55 |
| 1 Jul 1977 | 22 | Rank | F/Sgt Flight Sergeant |
| 8 Jun 1978 | 23 | Honours/Awards | AOC in C's Commendation |
| 24 Dec 1979 | News | Soviets invade Afghanistan | |
| 23 Feb 1981 | 26 | Rank | Acting (unpaid) WO |
| 23 Apr 1981 | 26 | Movement | No. 399 SU RAF Digby (MISC/SDL(H)) |
| 23 Apr 1981 | 26 | Rank | WO Warrant Officer - Royal Warrant |
| 1 Sep 1981 | 26 | Movement | No. 399 SU RAF Digby (MISC/SDL(H)) |
| 22 Feb 1983 | 28 | Movement | RAF(E) 9 Signals regiment, Cyprus (MISC(O) |
| 31 Mar 1983 | 28 | Detachment | non-RAF UK |
| 22 Jul 1983 | 28 | Detachment | RAF North Luffenham |
| 17 Oct 1983 | 28 | Honours/Awards | Meritorious Service Medal |
| 17 Jan 1985 | 30 | Movement | No. 399 SU RAF Digby (MISC/SDL(H)) |
| 29 Apr 1987 | 32 | Detachment | RAF Guttersloh |
| 2 Jun 1987 | 32 | Course | RAF Intelligence Officers Course No. 31 at DISS Templer Barracks Kent |
| 12 Jun 1987 | 32 | Qualification | RAF Intelligence Officer |
| 28 Jun 1987 | 32 | Detachment | RAF Rheindahlen |
| 1 Apr 1988 | 33 | Trade | Communications Systems Analyst (CSA) |
| 11 Jun 1988 | 33 | Honours/Awards | AOC-IN-C RAFSC Commendation |
| 12 Dec 1988 | 33 | Detachment | HQ AAFCE Ramstein |
| 9 Jan 1989 | 34 | Honours/Awards | RAF LS&GCM |
| 1989 | Mess | Dining out | |
| 7 Jul 1989 | 34 | Movement | Discharge from Royal Air Force (Discharged/Retired from Active list with further commitment). |