| Regimental number | 992 |
| Place of birth | Tarcowie, South Australia |
| Religion | Church of England |
| Occupation | Carpenter |
| Address | Port Germein, South Australia |
| Marital status | Single |
| Age at embarkation | 33.4 |
| Height | 5' 8.5" |
| Weight | 136 lbs |
| Next of kin | Mother, Mrs E M Tyndall, Port Germein, South Australia |
| Previous military service | Member, Morgan Rifle Club, for 3 years. |
| Enlistment date | |
| Place of enlistment | Morphettville, South Australia |
| Rank on enlistment | Private |
| Unit name | 10th Battalion, E Company |
| AWM Embarkation Roll number | 23/27/1 |
| Embarkation details | Unit embarked from Adelaide, South Australia, on board Transport A11 Ascanius on |
| Rank from Nominal Roll | Private |
| Unit from Nominal Roll | 10th Battalion |
| Fate | Returned to Australia |
| Discharge date | |
| Other details |
War service: Egypt, Gallipoli, Western Front Admitted to No 1 Stationary Hospital, Lemnos, 18 September 1915; discharged to Convalescent Camp, 12 October 1915. Embarked Alexandria to join the British Expeditionary Force, 27 March 1916; disembarked Marseilles, 3 April 1916. Commenced return to Australia from Italy, 8 October 1918 (Special Leave); discharged (termination of period of enlistment), Adelaide, 31 January 1919. Medals: 1914-15 Star, British War Medal, Victory Medal |
| Date of death | |
| Place of burial | Centennial Park Cemetery, Adelaide, South Australia |
| Sources | NAA: B2455, TYNDALL Sydney Howard |