| Regimental number | 781 |
| Place of birth | Maldon, Victoria |
| Other Names | THERWELL, Charles/Arthur Harold LAMPH (from Roll of Honour records), Arthur Harold THERWELL, Charles/Arthur Harold |
| Occupation | Labourer |
| Address | 39 Wilson Street, Redfern, New South Wales |
| Marital status | Single |
| Age at embarkation | 22 |
| Next of kin | D Mason, 39 Wilson Street, Redfern, New South Wales |
| Enlistment date | |
| Rank on enlistment | Private |
| Unit name | Australian Naval & Military Expeditionary Force (Tropical Unit), F Company |
| AWM Embarkation Roll number | 23/112/1 |
| Embarkation details | Unit embarked from Sydney, New South Wales, on board HMAT A35 Berrima on |
| Miscellaneous details (Nominal Roll) | Name does not appear on Nominal Roll |
| Miscellaneous information from cemetery records | Parents: Arthur John and Lillah (Whitechurch) LAMPH |
| Other details |
Medals: 1914-15 Star, British War Medal, Victory Medal |
| Date of death | |
| Age at death | 37 |
| Place of burial | Woronora Cemetery, New South Wales |