Sale #159

1926 airmail covers S.I.S.A 1st flight PPC to Milan stamped to go 'via Paris' franked 10c & 50c & air 60c tied by violet 'Trieste Posta Aerea' d/stamp (N.SSC), Venice - Vienna inaugural flight envelope to Vienna franked 20c (7) Michetti & pair 60c air, tied 'Venezia Aerea Posta' d/stamp, obverse beard red 'Wein Flugpost' arrival c.d.s (N.69), 1927 (3rd April) Air Transadriatica line Venice - Rome trial flight cover franked 20c & 40c St Francis & air 60c tied by 'Venezia Posta Aerea' d/stamp, obverse also bears s/line 'Inoltrave Solumente per Posta Aerea' (N.88) (3)