| Regimental number | 490 |
| Religion | Church of England |
| Occupation | Draper |
| Address | Higham, Norwich, England |
| Marital status | Single |
| Age at embarkation | 29 |
| Next of kin | Mother, Mrs J W Blackwell, Higham, Norwich, England |
| Enlistment date | 15 March 1915 |
| Rank on enlistment | Private |
| Unit name | 20th Battalion, B Company |
| AWM Embarkation Roll number | 23/37/1 |
| Embarkation details | Unit embarked from Sydney, New South Wales, on board HMAT A35 Berrima on 25 June 1915 |
| Rank from Nominal Roll | Private |
| Unit from Nominal Roll | 2nd Machine Gun Battalion |
| Fate | Effective abroad (still overseas) |
| Miscellaneous details (Nominal Roll) | *Given name Marshall John |