Unit 4 - Mercury Freedom 7

We are pleased to present the Great Achievements in Space Exploration collection by Philatelic Mint, developed in collaboration with Smithsonian's National Air and Space Museum. Unit 4 Mercury Freedom 7 Presentation folder - 8 ½" by 11 * Mounts for all stamps Set of 8 Stamps 4 Souvenir Sheets Each monthly folder comes with a QR code that takes you to the National Air and Space Museum’s website where you can learn even more about the history and science of space exploration. Some of the codes will even take you to a landing page where you can post questions directly to the museum curators! *Folders are 3 hole punched for the Great Achievements in Space Binder. Albums are sold separately. Subscribe a unit month for 12 months