Bidspirit auction | Portuguese India 1959 surface rated

Portuguese India 1959 surface rated cover from Nova-Goa to Portland, Oregon, franked with 6 different overprinted issues: 5 centavos on 2 reis (CE 490), 15 centavos on 6 reis (CE 491), 30 centavos on 1 tanga (CE 493), 40 centavos on 2 tangas (CE 500), 50 centavos on 3 tangas (CE 484) and 1 escudo on 4 tangas (CE 494). The stamps are on a 1956 Fundacao first day of issue envelope. All stamps tied by “Goa” hexagonal airmail postmarks.