Bidspirit auction | Worldwide Air Post Stamps and

Worldwide Air Post Stamps and Postal History - Costa Rica - 1940, Pan-American Aviation Day, black surcharge 15c on Map of Cocos Island stamp of 25c orange instead of 50c yellow, full OG, NH, VF and scarce, expertized by A. Roig and others, Est. $150-$200 , Sc. #C55 var