{"product_id":"1971-international-air-mail-21-washington-dc-first-day-cover","title":"1971 International Air Mail 21¢ Washington, DC First Day Cover","description":"\u003cp\u003eThis Artmaster cacheted First Day Cover features the 21¢ International Air Mail stamp issued May 21, 1971, and postmarked in Washington, DC on the first day of issue.\u003c\/p\u003e\u003cp\u003eDuring the jet age of the early 1970s, international airmail played a vital role in global communication, with jet aircraft dramatically reducing delivery times across continents and oceans compared to earlier propeller-driven planes.\u003c\/p\u003e\u003cp\u003eThe striking black-and-white cachet depicts two stylized globes with jetliners circling them, visually emphasizing worldwide connectivity and the reach of U.S. airmail service.\u003c\/p\u003e\u003cp\u003eA fine addition to any aviation, airmail, or 1970s topical collection, this cover displays excellent condition with a crisp postmark and attractive Artmaster design.\u003c\/p\u003e","brand":"Maple Springs","offers":[{"title":"Default Title","offer_id":51392038961316,"sku":null,"price":5.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0580\/4713\/5908\/files\/20260629141213.jpg?v=1782776065","url":"https:\/\/maplespringsllc.com\/products\/1971-international-air-mail-21-washington-dc-first-day-cover","provider":"Maple Springs","version":"1.0","type":"link"}