Value isn't just about who signed it; it's about the details. Dealing With Dealers: How to Buy and Sell Autographs
: Work with sellers who have long-standing credentials in organizations like the Manuscript Society or the Professional Autograph Dealers Association .
: Look for a Certificate of Authenticity (COA) from a respected third-party service like PSA/DNA , JSA (James Spence Authentication) , or Beckett Authentication Services .
: Research known authentic examples of the person's signature to understand their style, pen pressure, and flow.
The biggest risk for any buyer is purchasing a forgery. To protect your investment, follow these industry-standard practices: