Special Flight Calcutta - Melbourne by Marchese De Pinedo, big fragment of a cover franked with 2 stamps of 1 Anna and showing a red cachet "Italian Consul Generals (Melbourne) letter of 12-11-25, No. 750/11 / Calcutta to Melbourne by Seaplane, 13/5/25" and a violet cachet "ITALIAN WORLD AIR FLIGHT" on the backside, the stamps were not cancelled as De Pinedo delivered the covers personally, cert. Diena (Longh 25IBa / 1310)
6; Flugpost; FLUGPOST INTERNATIONAL; Indien
6; Airmail; INTERNATIONAL AIRMAIL; India