What is a photo of berra and larsen signed not certified worth?

Yogi Berra and Don Larsen are a common duo for signing World Series Perfect Game memorabilia. A Yogi Berra Don Larsen dual signed 8 x 10 photo is worth about $150.-$200. Larger and more desired photos sell for more. The most common photo picturing Yogi Berra jumping into the arms of Don Larsen. Value is based on average prices of recently closed auctions. Prices may vary based on condition, and the type of authenticity that accompanies the baseball. Signatures that have not been properly authenticated could sell at half the market value or less. Add for inscriptions.