| Regimental number | 104 |
| Date of birth | |
| Place of birth | Durham, England |
| Religion | Church of England |
| Occupation | Drover |
| Marital status | Single |
| Age at embarkation | 26.1 |
| Height | 5' 8.5" |
| Weight | 158 lbs |
| Next of kin | Father, Thomas Cowan Black, Newcastle-on-Tyne, England |
| Previous military service | Nil |
| Enlistment date | |
| Place of enlistment | Guildford, Western Australia |
| Rank on enlistment | Private |
| Unit name | 10th Light Horse Regiment, A Squadron |
| AWM Embarkation Roll number | 10/15/1 |
| Embarkation details | Unit embarked from Fremantle, Western Australia, on board HMAT A47 Mashobra on |
| Rank from Nominal Roll | Lance Corporal |
| Unit from Nominal Roll | 10th Light Horse Regiment |
| Fate | Returned to Australia |
| Discharge date | |
| Other details |
War service: Egypt, Gallipoli Wounded in action, 7 August 1915 (gun shot wound, left hand). Commenced return to Australia from Suez on board HT 'Karoola', 5 July 1916; discharged (medically unfit, wound, left hand), Perth, 10 August 1916. Medals: 1914-15 Star, British War Medal, Victory Medal Also served in World War II: Service No W74717. |
| Date of death | |
| Age at death | 73 |
| Sources | NAA: B2455, BLACK Joseph Leo |