This is a Sandy Koufax Autograph Sample signed on a baseball, and Authenticated by PSA/DNA. A Sandy Koufax single signed baseball is worth about $250.- $400. A Sandy Koufax signed Photo is worth about $150.-$200. Larger and more desired photos could sell for more.

Value is based on average prices of recently closed auctions. Prices may vary based on condition, and the type of authenticity that accompanies the signature. Signatures that have not been properly authenticated could sell at half the market value or less. Add for inscriptions.

Collectors will pay more for inscriptions such as "HOF 72" and pay less for personalized inscriptions like "Good Luck Chuck" Signatures authenticated by Steiner sports, or Mounted Memories that use authentication holograms sell at the higher price.

TIP! Don't Forget to keep your Autographs Away from a lot of Light, especially sunlight! Even reflected sunlight will take its toll.

The Ideal conditions for display would be indirect lighting, at a room temperature of 65 - 70 degrees, and 50% humidity. Always check your signatures periodically for signs of fading or deterioration, and avoid excessive handling.

Visit the Single Signed Baseball Price Guide for values on other players.