| 24.10.1907 | Entered service as Joint Stock sitting car "8 AE" on the Victorian Railways and South Australian Railway joint stock train, "The Overland". |
| 22.2.1952 | Purchased by the South Australian Railway and renumbered "551". |
| 1961 | Sold to the Commonwealth Railways and aparently stored awaiting conversion. |
| 23.8.1963 | Overhaul of bogies. |
| 25.9.1963 | Converted to Mobile Theatrette
car and classified "W 144". |
| 14.5.1970 | Repairs and repainted interior. |
| 8.8.1975 | Repairs, galv iron fitted on windows saloon end and new canvas roof saloon end. |
| 24.2.1977 | Interior repairs, renew fridge and
gas stove, interior repaint. |
| 1.2.1985 | Recoded "OWB". |
| 5.4.1987 | Stored in the Port Augusta yard. |
| 16.10.1987 | Recommended for write off. |
| 30.1.1988 | Tenders called for disposal. Sold to Ghan Preservation Society for $750. |
| 11.7.1990 | Stored at Port Pirie. |