Propulsione a reazione senza utilizzazione dell’aria.
Rome: Reale Accademia D'Italia, 1935. Offprint. Ownership stamp of Th. von Kàrmàn. Duplicated entry, see 43982. More
Rome: Reale Accademia D'Italia, 1935. Offprint. Ownership stamp of Th. von Kàrmàn. Duplicated entry, see 43982. More