1962 NASA Project Mercury original First Day Cover envelope with embroidered Mercury 6 patch, autographed in thin blue marker by the late legendary astronaut John Glenn, professionally matted in blue and framed in white with a vintage 8x10 photo, ready to hang. Framed size is about 14 by 19 1/2 inches. The autograph was authenticated by JSA with their matching numbered sticker (not visible as it's on the back of the envelope) and certificate of authenticity card. ONLY ONE AVAILABLE FOR SALE.