Official American League (Harridge) baseball signed in black fountain pen by the following twenty-two members of the 1937 World Champion New York Yankees: Gehrig (sweet spot), DiMaggio, Lazzeri, Dickey, Ruffing, Hadley, Hoag, Malone, Jorgens, Heffner, Schulte, Murphy, Pearson, Saltzgaver, Chandler, Glenn, Powell, Selkirk, Rolfe, Murphy, Crosetti, and one other (illegible). (The additional signature of Lefty Gomez has been deemed a clubhouse example by JSA.) Signatures average 3.5/10 in grade. Excellent condition overall. Full LOA from JSA.