| Regimental number | 523 |
| Date of birth | |
| Place of birth | Tallygaroopna, Victoria |
| Religion | Church of England |
| Occupation | Labourer |
| Address | Tongala, Victoria |
| Marital status | Single |
| Age at embarkation | 22 |
| Next of kin | Father, A Caldwell, Tongala, Victoria |
| Enlistment date | |
| Rank on enlistment | Private |
| Unit name | 38th Battalion, B Company |
| AWM Embarkation Roll number | 23/55/1 |
| Embarkation details | Unit embarked from Melbourne, Victoria, on board HMAT A54 Runic on |
| Rank from Nominal Roll | Private |
| Unit from Nominal Roll | 38th Battalion |
| Fate | Returned to Australia |
| Miscellaneous information from cemetery records | Plaque in Victorian Garden of Remembrance |
| Other details |
War service: Western Front Medals: British War Medal, Victory Medal |
| Miscellaneous details | Name spelled as Harold Reuben Alexander CALDWELL on Embarkation Roll. |
| Date of death |
Postal Address:
Po Box 7916
Canberra BC 2610, Australia
Street Address:
Northcott Drive,
Campbell, ACT 2600
