| Regimental number | 3663 |
| Place of birth | Windsor New South Wales |
| Religion | Methodist |
| Occupation | Orchardist |
| Address | Lower Portland, Hawkesbury River, New South Wales |
| Marital status | Single |
| Age at embarkation | 21 |
| Next of kin | Father, Thomas James Herps, Lower Portland, Hawkesbury River, New South Wales |
| Enlistment date | 11 June 1917 |
| Date of enlistment from Nominal Roll | 12 May 1917 |
| Rank on enlistment | Private |
| Unit name | 7th Light Horse Regiment, 33rd Reinforcement |
| AWM Embarkation Roll number | 10/12/5 |
| Embarkation details | Unit embarked from Sydney, New South Wales, on board SS Canberra on 16 November 1917 |
| Rank from Nominal Roll | Sergeant |
| Unit from Nominal Roll | 7th Light Horse Regiment |
| Fate | Returned to Australia 28 June 1919 |
| Miscellaneous details (Nominal Roll) | *Given name Arthur Mervyn |