| Regimental number | 1449 |
| Religion | Roman Catholic |
| Occupation | Arc lamp trimmer |
| Address | 5 Clifton Reserve off Crown Street, Sydney, New South Wales |
| Marital status | Single |
| Age at embarkation | 24 |
| Next of kin | Father, P H Stack, 5 Clifton Reserve off Crown Street, Sydney, New South Wales |
| Enlistment date | 10 April 1916 |
| Rank on enlistment | Private |
| Unit name | Light Trench Mortar Battery, Reinforcement 3 |
| AWM Embarkation Roll number | 13/130/2 |
| Embarkation details | Unit embarked from Sydney, New South Wales, on board HMAT A11 Ascanius on 25 October 1916 |
| Rank from Nominal Roll | Private |
| Unit from Nominal Roll | 13th Battalion |
| Fate | Returned to Australia 12 May 1919 |
| Miscellaneous details (Nominal Roll) | *Given name Earnest Joseph |