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Hi,
here is Aerospace Research Laboratories; Office of Aerospace Research USAF,and
their strange VTOL aircraft concept of 1967 (figure 44);
http://www.dtic.mil/dtic/tr/fulltext/u2/383325.pdf
here is Aerospace Research Laboratories; Office of Aerospace Research USAF,and
their strange VTOL aircraft concept of 1967 (figure 44);
http://www.dtic.mil/dtic/tr/fulltext/u2/383325.pdf