AO class petrol
In service 1922
430-432
AO class 430 petrol engine rail coach
railheritagewa.org.au/archive_scans/…
430
![](https://pbs.twimg.com/media/EaquGrHU8AE7p56.png)
Kalgoorlie Miner (WA) Sat 29 Oct 1938 Page 3
'Railcar Siren'
trove.nla.gov.au/newspaper/arti…
![](https://pbs.twimg.com/media/Eaqz080U0AAikD6.png)
trove.nla.gov.au/newspaper/arti…
AO was called variously called petrol railcar or petrol coach. Some miscreants around!
![](https://pbs.twimg.com/media/EarGW5eUYAAG8XR.png)