| Regimental number | 2635 |
| Place of birth | Biggenden Queensland |
| Other Names | Thomas Endymion |
| Religion | Church of England |
| Occupation | Miner |
| Address | Many Peaks near Gladstone, Queensland |
| Marital status | Single |
| Age at embarkation | 25 |
| Next of kin | Father, David Lewis, Many Peaks near Gladstone, Queensland |
| Enlistment date | |
| Rank on enlistment | Private |
| Unit name | 9th Battalion, 8th Reinforcement |
| AWM Embarkation Roll number | 23/26/2 |
| Embarkation details | Unit embarked from Brisbane, Queensland, on board HMAT A55 Kyarra on |
| Regimental number from Nominal Roll | Commissioned |
| Rank from Nominal Roll | Lieutenant |
| Unit from Nominal Roll | 4th Machine Gun Battalion |
| Promotions |
2nd Lieutenant Unit: General Infantry Reinforcements Promotion date: |
| Recommendations (Medals and Awards) |
Military Medal Recommendation date: |
| Fate | Returned to Australia |
| Medals |
Military Medal Source: 'Commonwealth Gazette' No. 219 Date: |
| Family/military connections | Brother: 3508 Pte David Heckscher LEWIS, 26th Bn, killed in action, 5 August 1916. |
| Other details | Medals: Military Medal, 1914-15 Star, British War Medal, Victory Medal |