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1Patriotofmany · 04-10-21, 04:03 PM

How many of the unexplained sinkings were blue on blue? How did surface craft discriminate our subs from jap or german subs?

04-10-21, 04:03 PM	#1
1Patriotofmany Commander Join Date: Jul 2017 Posts: 466 Downloads: 96 Uploads: 0	Question on blue on blue How many of the unexplained sinkings were blue on blue? How did surface craft discriminate our subs from jap or german subs?