Neil DeGrasse Tyson, Bill Nye & Barack Obama Signed Autographed 8x10 Photo Reprint RP This item comes with a COA (Certificate of Authenticity). It has been reproduced onto professional photo paper with excellent color and image quality that will last a lifetime. This autograph reprint is a great alternative to a high priced signed item. This is the perfect gift or addition to your own collection and is perfect for framing and display in your home, office, bar, restaurant, etc. High quality item! A Perfect Gift Idea & a Unique Collectible. Our 100% Satisfaction Guarantee Service! Dispatched within 1 working day!