MACAU C1-C2, C3b, C4-C6 AIR MAIL 1937 first air mail series. Overprinted with C3b using a different overprint. Mint Fine-Very Fine Never hinged , some gum disturbance. CV$94.75 We prefer Paypal which is fast, secure and free to the buyer. We will combine shipping on multiple purchases. Email for further information . International bidders welcome! Internationales Bewerber Willkommen! Les sousmissionaires internationales sont bienvenues! Recepción Internacional De los Licitadores! BRITISH, AUSTRALIAN AND OTHER OVERSEAS: Shipping anywhere in the world by Air Mail International. And again Paypal . Import duties, taxes and charges are not included in the item price or shipping charges. These charges are the buyer's responsibility. Please check with your country's customs office to determine what these additional costs will be prior to bidding/buying. eBay Store