The highest time twin Commander globally with more than 44,000 hours. The 1975 production aircraft has been on the Australian register since 1976. Many of those hours were amassed on aerial survey work.

Departed off Rw 05 and packed with parcels for the morning run to Pt Lincoln.

Trans West was a major charter operator and third level airline in Western Australia and the Northern Territory. It merged with Skywest. Its logo, an outlined letter T was, was later used by Queensland airline Transair.

VH-MEH was registered in July 1976.

This Rockwell Commander was built in 1975 it entered the Australian Register on the 21st. of July 1976 . and is currently based at Essendon Airport.

Officially, N57213 was registered for one day: July 16, 1976. It was then registered in Australia as VH-MEH five days later. It is likely the aircraft was already in Australia when forms were submitted to the FAA to generate the paperwork required by Australian bureaucrats.