| Regimental number | 10687 |
| Religion | Presbyterian |
| Occupation | Share broker |
| Address | 'Wallaroy', Edgecliffe road,d Wollahra, New South Wales |
| Marital status | Single |
| Age at embarkation | 34 |
| Next of kin | Father, Hon. J T Walker, 'Wallaroy,' Edgecliffe road,d Wollahra, New South Wales |
| Enlistment date | 23 March 1916 |
| Rank on enlistment | Motor Transport Driver |
| Unit name | 3rd Divisional Train, 24 Company Army Service Corps |
| AWM Embarkation Roll number | 25/16/1 |
| Embarkation details | Unit embarked from Sydney, New South Wales, on board HMAT A34 Persic on 30 May 1916 |
| Rank from Nominal Roll | Lieutenant |
| Unit from Nominal Roll | Australian Flying Corps |
| Fate | Returned to Australia 18 October 1917 |
| Miscellaneous details (Nominal Roll) | *Spelt Egmont Palmer Walker on NR |