TLS signed “Charles M. Schulz,” one page, 8.5 x 11, personal letterhead, March 12, 1957. Schulz plays secretary for his most famous creation. In full: “Thank you very much for the Christmas card which you sent to poor Charlie Brown. He really appreciated it. I think it will probably be something which he will save for a long time.” Accompanied by the original mailing envelope. In fine condition, with usual mailing folds and a few minor wrinkles. R&R COA.