| Regimental number | 2191 |
| Place of birth | Eastville, Bristol, England |
| School | Merchant Venturer School, England |
| Age on arrival in Australia | 25 |
| Religion | Church of England |
| Occupation | Engineer |
| Address | Brisbane, Queensland |
| Marital status | Single |
| Age at embarkation | 25 |
| Next of kin | Father, T Mountain, 35O Fisher Pond Road, Bristol, England |
| Enlistment date | |
| Rank on enlistment | Private |
| Unit name | 9th Battalion, 6th Reinforcement |
| AWM Embarkation Roll number | 23/26/2 |
| Embarkation details | Unit embarked from Brisbane, Queensland, on board HMAT A63 Karoola on |
| Place of death or wounding | France |
| Age at death | 29 |
| Age at death from cemetery records | 29 |
| Place of burial | Bedford House Cemetery Enclosure No. 4 (Plot X, Row F, Grave No. 19), Zillebeke, Belgium |
| Panel number, Roll of Honour, Australian War Memorial | 57 |
| Miscellaneous information from cemetery records | Parents: Thomas and Edith J. MOUNTAIN, 350 Fish Ponds Road, Bristol, England |