American author (1874–1965) best known for his popular children’s stories featuring a colorful cast of animal characters, including Peter Rabbit. Two items: TLS signed, “Thornton W. Burgess,” one trimmed page, personal letterhead, 7.25 x 5.5, September 3, 1919. In a response to an admirer, Burgess writes, in full: “Complying with your request I inclose the card duly inscribed”; and a vintage signature, “Most cordially yours, Peter Rabbit’s Godfather, Thornton W. Burgess, Springfield, Mass, September 3, 1919.” Both items are affixed to an 8 x 10.5 album page. In overall fine condition, with intersecting folds to the TLS, one passing through the “g” in “Burgess,” a uniform block of toning over the text, and some light soiling to the card. RRAuction COA.