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R.A.A.F mechanics were trained in the School of Mines Trade School, they are seen here marching, in class rooms and operating machines (this applies to GN10809 through to GN10825) (G. Brooks)</div>
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State Government Photographer</div>
1 October 1940<div style="display: none;">date QS:P571,+1940-10-01T00:00:00Z/11</div>
The History Trust of South Australian,  South Australian Government <br> Photo <a rel="nofollow" class="external autonumber" href="http://data.history.sa.gov.au/sagpc/media/preview/8090?maxsize=1000">[1]</a> <br> Object record <a rel="nofollow" class="external autonumber" href="http://data.history.sa.gov.au/sagpc/getitem/8090">[2]</a>