Only Known Wally Schang Single Signed ONL Baseball. Wally Schang is widely considered the greatest offensive catcher of the deadball era. He is a 4X World Series Champion (1913, 1918, 1923, 1930) with the Philadelphia Athletics and New York Yankees. After scouring the internet through decades of completed listings we have concluded that this is the only Wally Schang single signed baseball that is known to exist in any variation. A truly one of a kind item. Schang is next eligible fo rthe Hall of Fame via the Classic Era Committee in 2025. Many feel he has a legitimate chance to be inducted and should be already.