25th April 2008, 01:03
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Alter Hase
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Join Date: Dec 2004
Location: Warsaw, Poland
Posts: 2,440
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Re: Yak-9P
Indeed it looks Yak-9Us were plywood covered, but longerons were metal in all Yak-9s and fuselage's structure was always steel, 30HGSA alloy I believe.
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