| Place of birth | Richmond Tasmania |
| Other Names | Lancelot George |
| Religion | Church of England |
| Occupation | Draughtsman |
| Address | Foster Street, Newtown, Tasmania |
| Marital status | Single |
| Age at embarkation | 23 |
| Next of kin | Father, R A C Thirkell, Foster Street, Newtown, Tasmania |
| Previous military service | 14th Field Company Army Engineers |
| Enlistment date | 26 August 1914 |
| Rank on enlistment | 2nd Lieutenant |
| Unit name | 3rd Field Company Engineers, Headquarters, Section 1, Section 2 and Section 4 |
| AWM Embarkation Roll number | 14/22/1 |
| Embarkation details | Unit embarked from Melbourne, Victoria, on board Transport A2 Geelong on 22 September 1914 |
| Rank from Nominal Roll | Captain |
| Unit from Nominal Roll | 3rd Divisional Engineers |
| Fate | Returned to Australia |
