Thread: Question on blue on blue
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Old 04-10-21, 05:19 PM   #4
1Patriotofmany
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Quote:
Originally Posted by KaleunMarco View Post
they didn't until late in the war when ship-borne IFF was implemented. read Lockwood.
https://www.amazon.com/Sink-Em-All-C.../dp/0553267310
Read it, along with about 400 other books on kindle and another few thousands in actual book form
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