One-page typed letter, dated May 7, 1963, signed by Jackie Robinson. PSA has encapsulated the letter and certified the signature as Authentic. In his letter, written on his personal letterhead, Robinson offers thanks to a "Mr. Roger Guglicelli." In full: "Many thanks for your very nice letter of May 7th. It was most encouraging. I appreciate your thoughtfulness in writing. Sincerely, Jackie Robinson (signed)." Robinson's signature has been scripted in blue ink and grades 9/10. The letter (8.5x7.25") displays a horizontal mailing fold. Accompanied by the original mailing envelope (9.5x4"; VG), which is postmarked, May 9 '63.