An old authentic autograph of Glenn S. Warner better known as Glenn Scobey "Pop" Warner on the inside cover page of the 1927 book he wrote "Football for Coaches and Players".Pop Warner was the Director of Football at Stanford Univ

An old authentic autograph of Glenn S. Warner better known as Glenn Scobey "Pop" Warner on the inside cover page of the 1927 book he wrote "Football for Coaches and Players".Pop Warner was the Director of Football at Stanford University and an early pioneer in the fundamentals of playing organized football.