Very good condition for the age. This would be a Rare, unique and great addition to any collection!This item includes a Certification of Authenticity from James Spence Authentication. JSA is the leading autograph authenticator in the industry. Listing and template services provided by inkFrog. This item is in the category "Collectibles\Autographs\Science, Inventor". The seller is "icemanentertainment" and is located in this country: US. This item can be shipped worldwide.