Bidspirit auction | Worldwide Air Post Stamps and

Worldwide Air Post Stamps and Postal History - Ecuador - 1929, two Pioneer Flight covers, first one on line Quito- Ibarra, franked by complete set of ten with Airplane overprints on Official stamps, the other one - Guayaquil-Valparaiso, franked by four values, appropriate markings, mainly VF, Est. $150-$200