Jackie Robinson Yellow Hall of Fame postcard, signed by Robinson in blue ink (grading 9/10). Encapsulated by PSA, with the signature certified as "Authentic." As was his custom when signing yellow Hall of Fame postcards, Robinson has penned his name on the reverse, adding the salutation "Best Wishes" above his signature. The card (5.5x3.5") displays minor corner wear and is in Excellent condition overall.