| Regimental number | 19873 |
| Religion | Methodist |
| Occupation | Student |
| Address | Sydney, New South Wales |
| Marital status | Single |
| Age at embarkation | 19 |
| Next of kin | Father, Geogre Townsland Cotterrill, 'Merton', Condamine Street, Campbelltown, New South Wales |
| Previous military service | 39th Infantry |
| Enlistment date | 21 June 1917 |
| Rank on enlistment | Sapper |
| Unit name | August 1917 Reinforcements |
| AWM Embarkation Roll number | 14/42/3 |
| Embarkation details | Unit embarked from Melbourne, Victoria, on board HMAT A71 Nestor on 21 November 1917 |
| Rank from Nominal Roll | Sapper |
| Unit from Nominal Roll | 7th Field Company Engineers |
| Fate | Effective abroad (still overseas) |
| Miscellaneous details (Nominal Roll) | *Noted COTTERILL Robert Wilmshurst NR |
