| Regimental number | 7 |
| Place of birth | Brisbane, Queensland |
| Religion | Church of England |
| Occupation | Fireman |
| Address | Newtown, New South Wales |
| Marital status | Single |
| Age at embarkation | 25 |
| Height | 5' 6.5" |
| Weight | 140 lbs |
| Next of kin | Father, George Avery, Toowoomba, Queensland |
| Previous military service | Nil |
| Enlistment date | 29 December 1916 |
| Place of enlistment | Sydney, New South Wales |
| Rank on enlistment | 2nd Corporal |
| Unit name | Section 1 |
| AWM Embarkation Roll number | 15/9/1 |
| Embarkation details | Unit embarked from Sydney, New South Wales, on board HMAT A18 Wiltshire on 7 February 1917 |
| Rank from Nominal Roll | 2nd Corporal |
| Unit from Nominal Roll | 6th Broad Gauge Railway Operating Company |
| Fate | Returned to Australia 1 July 1919 |
| Other details | Medals: British War Medal, Victory Medal |
| Sources | NAA: B2455, AVERY Joseph William |