- 1959
DEL1458 hauled first train greater than 1,000t gross between TOOWOOMBA-ROMA ST, ML.
- 1966
EEA DEL1294 entered service.
- 1993
DEL1557D left Redbank Workshops in corporate colours.
- 1999
Clyde DEL1767D removed from traffic after 30 years service
DEL2134F worked 6E58 Rockhampton-Emerald as its last train in original livery.
Researched and compiled by Peter Burkitt, with later additions as sourced. About this list, abbreviations and the full calendar