| Regimental number | 7826 |
| Place of birth | Hobart, Tasmania |
| Religion | Methodist |
| Occupation | Clerk |
| Address | Sandy Bay, Tasmania |
| Marital status | Single |
| Age at embarkation | 18 |
| Next of kin | Father, E A Boon, 54 Grosvenor Street, Sandy Bay, Tasmania |
| Enlistment date | 19 April 1917 |
| Rank on enlistment | Private |
| Unit name | 12th Battalion, 26th Reinforcement |
| AWM Embarkation Roll number | 23/29/5 |
| Embarkation details | Unit embarked from Melbourne, Victoria, on board HMAT A32 Themistocles on 4 August 1917 |
| Rank from Nominal Roll | Private |
| Unit from Nominal Roll | 12th Battalion |
| Fate | Returned to Australia 20 December 1917 |
| Miscellaneous details (Nominal Roll) | *Given name Henry Walter |