Here you have a fascinating bit of vintage HISTORICAL MEMORABILIA. Please...SEE THE SCAN! This is the 1948 envelope with cachet and cancelled stamp for the First Day of Issue of the INDIAN CENTENNIAL 3 cent U.S. Postage stamp. The cachet is an image of SEMINOLE LEADER OSCEOLA and NATIVE AMERICANS ON THE TRAIL OF TEARS... Beneath the image the caption reads "ONE HUNDREDTH ANNIVERSARY OF THE ARRIVAL IN OKLAHOMA OF THE FIVE CIVILIZED INDIAN TRIBES. CHEROKEE - CREEK - CHOCTAW - CHICKASAW - SEMINOLE." The stamp was cancelled at MUKOGEE, OKLAHOMA on OCTOBER 15, 1948! The envelope measure 6.5 inches X 3.5 inches and THIS IS IN FINE SHAPE! Take it home with you! 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 SHIPPING here in the United States! THANKS!