Port Chalmers Marine Labourers Union
![](http://www.austbuttonhistory.com/wp-content/uploads/2023/06/Screen-Shot-2023-06-06-at-3.42.27-pm.png)
Backmark: 74 (whatever that stands for?)
The union formed around 1907. In 1913 it had a membership of around 250 workers, and was affiliated with the Federation of Labour. It was still in existance in 1952.
Royal New Zealand Airforce
![](http://www.austbuttonhistory.com/wp-content/uploads/2023/06/Screen-Shot-2023-06-06-at-4.37.45-pm.png)
Black plastic
![](http://www.austbuttonhistory.com/wp-content/uploads/2023/06/Screen-Shot-2023-06-06-at-4.37.24-pm.png)
King’s Crown: 1934 -1952.
![](http://www.austbuttonhistory.com/wp-content/uploads/2023/06/Screen-Shot-2023-06-06-at-4.36.57-pm.png)
Queen’s Crown: 1953-2023
For any comment or query, please use the Contact page.