Here you have a WONDERFUL VINTAGE piece of MEMORABILIA. Please...SEE THE SCAN! This is the envelope and cancelled stamps for the 1948 First Day of Issue of the CENTURY OF FRIENDSHIP UNITED STATES - CANADA 3 CENT U.S. Postage stamp. The cachet is an image of WHIRLPOOL RAPIDS BRIDGE at NIAGARA FALLS. The caption reads "WHIRLPOOL RAPIDS BRIDGE: A SYMBOL OF PEACE AND FRIENDSHIP CONNECTING NIAGARA FALL, NY WITH NIAGARA FALLS, ONTARIO, OBENED AUG 1, 1948". The stamps were cancelled at on AUGUST 2, 1948! The envelope measures 6 1/2 inches X 3 5/8 inches and this is in very fine shape! Take it home with you! GOOD LUCK! Please Check Out My Ebay Store for more great memorabilia! I am happy to send this to any country. 1st class air postage will be charged… More excellent packaging and free 1st class shipping here in the United States! THANKS!