| Regimental number | 288 |
| Other Names | William Oreskes |
| Religion | Church of England |
| Occupation | Architect |
| Address | Fulham, Downshire Road |
| Marital status | Single |
| Age at embarkation | 21 |
| Next of kin | Miss N Silverlock, Fulham Downshire Road |
| Enlistment date | |
| Rank on enlistment | Sergeant |
| Unit name | 21st Battalion, A Company |
| AWM Embarkation Roll number | 23/38/1 |
| Embarkation details | Unit embarked from Melbourne, Victoria, on board HMAT A38 Ulysses on |
| Regimental number from Nominal Roll | Comissioned |
| Rank from Nominal Roll | Lieutenant |
| Unit from Nominal Roll | 24th Battalion |
| Recommendations (Medals and Awards) |
Mention in Despatches Awarded, and promulgated, 'London Gazette', second Supplement, No. 30107 (1 June 1917); 'Commonwealth Gazette' No. 169 (4 October 1917). |
| Fate | Returned to Australia |
| Other details |
War service: Egypt, Gallipoli, Western Front Medals: 1914-15 Star, British War Medal, Victory Medal |