| Date of birth |
1914-03-20 |
Berri, SA. |
| Date and unit at enlistment (ORs) |
1940-07-05 |
Appointed to 2/48 Battalion, 9 Division. |
| Date promoted |
1941-07-11 |
Appointed corporal. |
| Date promoted |
1942-07-28 |
Appointed sergeant. |
| Date wounded |
1942-10 |
Wounded and evacuated during the battle of El Alamien. |
| Date returned to Australia |
1943-02 |
Derrick rejoined his unit for the journey home. |
| Date of honour or award |
1943-02-18 |
Received Distinguished Conduct Medal (DCM) for action at Tel el Eisa, Syria, while serving with the 2/48th, 9th Division the previous year. |
| Other |
1943-07 |
2/48 Battalion helped capture Lae, Papua New Guinea. |
| Date of honour or award |
1943-11-24 |
Awarded Victoria Cross for action at Sattelberg, Papua New Guinea whilst serving with 2/48 Battalion, 26 Brigade, 9 Division as a sergeant. Derrick's platoon was ordered to take a slope by storm, but the platoon was held back by intense fire from the enemy. The company was ordered to retire, but Derrick obtained permission to make another attempt. He advanced alone and was so successful that the 2/48 battalion was able to capture Sattelberg the following day. |
| Date returned to Australia |
1944-02 |
Derrick returned home with the 2/48 Battalion. |
| Date promoted |
1944-12-26 |
Graduated from officer cadet training unit as a lieutenant and rejoined the 2/48 Battalion as a reinforcement officer. |
| Other |
1945-05-01 |
Derrick and his unit were deployed in Borneo, landing at Tarakan. |
| Date of death |
1945-05-24 |
Died on Tarakan Island, Borneo, from wounds received during Allied campaign to regain the Borneo oilfields. |