USPS POSTCARD - Dinosaurs Commemorative Puzzle Series TYRANNOSAURUS. This 1989 postcard is a jigsaw-type puzzle from the Commemorative Puzzle Series which represents an originally issued USPS 25 cent stamp - Scott #2422. Measures 5 1/4 x 6 1/2 inches. A plastic film seals the front of the postcard securing the jigsaw puzzle pieces in a frame forming a puzzle tray. The plastic film can be removed to access the puzzle and then re-sealed for storage. The puzzle is made of heavy duty cardboard. Very good uncirculated condition. Never mailed or played with puzzle. ..... Also enjoy FREE SHIPPING with delivery confirmation (tracking number). ..... Please contact seller before ordering from Canada. ..... Thank you for shopping at quadrinaTreasures!!!!