Australian coin - 20 Cents - Elizabeth II Volunteers [Risolto]

This coin needs to have another line added to the mintage box

https://en.numista.com/catalogue/pieces7320.html

There were 7,600,000 released into circulation.

There were also 39,090 Proof coins released in the annual proof set, no mintmark.

A line in the mintage box for the proof coins needs to be added

Cheers Mike