India Airmail: 1929 Joan Page Flight from Dum-Dum to Calcutta. India 1a with “Dum-Dum 25 Jun. 29” double-circle datestamp on “Another Link in the History of Indian Aviation” cachet flown cover to Calcutta, signed by Stephen Smith on reverse, additionally struck with Joan Page signature handstamps, and Park Street receiving cds

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Type: Cover