There may be Autographs available on auction sites like Ebay or from space-memorabilia sites like Novaspace.
Yes he has a autograph to sell.
Neil Armstrong's signature can vary widely in value depending on the context, such as the item it is signed on and its condition. Generally, his autograph can sell for anywhere from a few hundred to several thousand dollars at auction. Items related to the Apollo 11 mission, especially those that are authenticated, tend to fetch higher prices. Collectors often seek out his signature due to its historical significance.
-$1
A Robbie Gould autograph would sell for 1 dollar for every point that he has scored in the NFL, true story. I read about it... IN A BOOK!
To sell your Neil Armstrong signed certificate, start by researching its value through auction sites and collectibles marketplaces to gauge demand. Ensure the certificate is authenticated, as provenance significantly impacts its worth. List it on reputable platforms like eBay, Heritage Auctions, or specialized memorabilia sites, providing detailed descriptions and high-quality images. Promote it through social media and collector forums to reach potential buyers.
eBay is a great place to sell Jordan cards.
Ebay.com
1600
I'd try eBay or Craigslist.
Information available on the internet suggests that if the owner of a certificate of authenticity for an autograph was to sell a famous autograph then it would fetch far more if sold with a certificate of authenticity than an autograph that was sold without one.
Only if you have written permission by the person who's autograph you are trying to sell. Otherwise it can be deemed as fraud or a type of theft of one's property without due reimbursement.
As much as you care. Sorry to say. Unless you have a gold inlaid autograph, it will cost you more to sell it then you will get back.