Japanese midget submarine M-21 being raised from Sydney Harbour, 10 June 1942 [Public domain, wiki]
This week in the War, 8–14 June 1942: Japanese mini-subs attack Sydney harbour
This week in the War, 8–14 June 1942: Japanese mini-subs attack Sydney harbour
Japanese midget submarine M-21 being raised from Sydney Harbour, 10 June 1942 [Public domain, wiki]