| Regimental number | 3712 |
| Place of birth | Trinity Bay Canada |
| Religion | Church of England |
| Occupation | Plantation manager |
| Address | Sydney, New South Wales |
| Marital status | Single |
| Age at embarkation | 40 |
| Next of kin | Brother, Jonas Soper, Randon, Trinity Bay, Newfoundland |
| Enlistment date | 23 March 1917 |
| Date of enlistment from Nominal Roll | 20 March 1917 |
| Rank on enlistment | Private |
| Unit name | 45th Battalion, 10th Reinforcement |
| AWM Embarkation Roll number | 23/62/4 |
| Embarkation details | Unit embarked from Sydney, New South Wales, on board HMAT A74 Marathon on 10 May 1917 |
| Rank from Nominal Roll | Private |
| Unit from Nominal Roll | 56th Battalion |
| Fate | Returned to Australia 9 February 1919 |