
| Regimental number | 2096 |
| Place of birth | Kangaroo Flat, Victoria |
| School | Marist Brothers College (Catholic), Bendigo, Victoria |
| Religion | Roman Catholic |
| Occupation | Railway porter |
| Address | Railway Station, Canterbury, Victoria |
| Marital status | Single |
| Age at embarkation | 19 |
| Next of kin | Father, Wm Frederick Harder, Railway Terrace, Kangaroo Flat, Victoria |
| Previous military service | Served in the Cadets |
| Enlistment date | |
| Rank on enlistment | Private |
| Unit name | 38th Battalion, 3rd Reinforcement |
| AWM Embarkation Roll number | 23/55/2 |
| Embarkation details | Unit embarked from Melbourne, Victoria, on board HMAT A9 Shropshire on |
| Rank from Nominal Roll | Private |
| Unit from Nominal Roll | 10th Light Trench Mortar Battery |
| Fate | Died as a result of accident |
| Miscellaneous details (Nominal Roll) | *Given name William James |
| Place of death or wounding | Ploegsteert, Messines Battle, Belgium |
| Age at death from cemetery records | 20 |
| Place of burial | Berks Cemetery Extension (Rosenbery Plateau Plots) (Plot II, Row A, Grave No. 26), Ploegsteert, Belgium |
| Panel number, Roll of Honour, Australian War Memorial | 20 |
| Miscellaneous information from cemetery records | Parents: William and Theresa HARDER, Kangaroo Flat, Victoria |