Bidspirit auction | Portuguese India 1962 cover from

Portuguese India 1962 cover from Goa to Anjuna franked with a single 10 centavos on 3 tangas map stamp (CE 483) and a single 15 np Union of India stamp. Postmarked January 1st, 1962. Dual franking was legal in Goa until January 4th, 1962. Unusual.