<p>volunteer recreationists at Ft Glanville, Adelaide, South Australia. They are about to do a fire-and-advance drill with live-blank rounds.
</p>
10" and a 64 pounder cannon in the background from left to right.
<a href="//commons.wikimedia.org/wiki/User:Peripitus" title="User:Peripitus">Peripitus</a>
CC BY 3.0
<span class="int-own-work" lang="en">Own work</span>