Four Horsemen Autographed 'The Four Horsemen' Book. Signed in blue pen across the inside cover of the book. Authenticity provided by James Spence, Cert #Z54377. Featuring 8 signatures including the Four Horsemen: Harry Stuhldreher, Don Miller, Jim Crowley and Elmer Layden. Also signed by the noted actor Pat O' Brien whose arguably most famous role was that of Knute Rockne, the coach of the Four Horsemen. Other signatures include the so-called 'Galloping Ghost', HOFer Red Grange, Amos Alonzo Stagg Jr. and the author of the book James A. Peterson.