Message posted by Peter Merlin (Member since 11/13/2003) on October 27, 2023 at 10:25:12 PST:
Yes. Yes, they have. Not much information is available, but I included a few sections on helicopters in my book.
In Reply to: Project Black on helicopters posted by Altner on October 27, 2023 at 9:00:20 PST:
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