Bidspirit auction | Worldwide Air Post Stamps and

Worldwide Air Post Stamps and Postal History - France - Pioneer Flights - 1937 (April 28-May 4), Inspection Department of National Bank pre-printed cover to India, franked by two values with banking perfins, including South Atlantic Flights 10fr blue green, Bombay ''May 4'' arrival markings on front and reverse, minor folds, F/VF, C.v. $175, Est. $120-$150, Scott #C17