{"product_id":"1971-u-s-air-mail-11-williamsburg-pa-first-day-cover","title":"1971 U.S. Air Mail 11¢ Williamsburg, PA First Day Cover","description":"\u003cp\u003eThis 1971 11¢ U.S. Air Mail First Day Cover features the jet-aircraft stamp design on a classic red-and-blue bordered airmail envelope. The cover is postmarked Williamsburg, PA on May 6, 1971, with the official \"First Day of Issue\" cachet printed beside the stamp.\u003c\/p\u003e\u003cp\u003eBy the early 1970s, airmail remained essential for rapid cross-country and international communication even as jet travel became routine. The 11¢ rate reflected the ongoing importance of dedicated airmail service within the U.S. postal system.\u003c\/p\u003e\u003cp\u003eThe cachet reproduces the stamp's clean graphic elements—a red \"U.S.\" circle, pale-blue jet silhouette, and blue denomination circle—creating a minimalist yet striking design that echoes the era's modern aviation aesthetic.\u003c\/p\u003e\u003cp\u003eA fine example for collectors of airmail postal history or aviation topicals, this cover displays fresh colors and a clear strike of the Williamsburg, PA first-day cancel.\u003c\/p\u003e","brand":"Maple Springs","offers":[{"title":"Default Title","offer_id":51392035553444,"sku":null,"price":5.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0580\/4713\/5908\/files\/20260629141111.jpg?v=1782775932","url":"https:\/\/maplespringsllc.com\/products\/1971-u-s-air-mail-11-williamsburg-pa-first-day-cover","provider":"Maple Springs","version":"1.0","type":"link"}