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Hi,
can anyone explain to me,what was those two airplane Concepts ?,I can't
understand them ?.
http://www.avia-it.com/act/biblioteca/periodici/PDF%20Riviste/Ala%20d'Italia/L'ALA%20D'ITALIA%201934%2002.pdf
can anyone explain to me,what was those two airplane Concepts ?,I can't
understand them ?.
http://www.avia-it.com/act/biblioteca/periodici/PDF%20Riviste/Ala%20d'Italia/L'ALA%20D'ITALIA%201934%2002.pdf