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[REL] PPI Circle Range Mark v1.22
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05-26-07, 10:26 PM
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wstaub
Sailor man
Join Date: May 2007
Location: Virginia
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Strange question but you said historically the red rings are accurate. If that is the case how could they see the red rings when they operated with red googles on at night to help preserve their night vision? Not a criticism, just a question.
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