| Regimental number | 75 |
| Place of birth | Nymagee New South Wales |
| Religion | Church of England |
| Occupation | Compositor |
| Address | Heddon Greta, West Maitland, New South Wales |
| Marital status | Single |
| Age at embarkation | 25 |
| Next of kin | Mother, Mrs E Ayliff, Heddon Greta, West Maitland, New South Wales |
| Enlistment date | 13 July 1915 |
| Rank on enlistment | Private |
| Unit name | 30th Battalion, Headquarters |
| AWM Embarkation Roll number | 23/47/1 |
| Embarkation details | Unit embarked from Sydney, New South Wales, on board HMAT A72 Beltana on 9 November 1915 |
| Regimental number from Nominal Roll | 75A |
| Rank from Nominal Roll | Gunner |
| Unit from Nominal Roll | 3rd Divisional Ammunition Column |
| Fate | Returned to Australia 11 May 1919 |
| Family/military connections | Brothers: 384 Pte Henry George CRUX MID, 30th Bn, returned to Australia, 21 March 1919; 60193 Pte Thomas James CRUX, 1st Bn, returned to Australia, 22 July 1919. |