Description:Scarce 1912 L1 Christy Mathewson leather premium. Originally issued as a premium item from the Helmat tobacco company the offered Mathewson leather is one of the key players in the impossible (25) piece baseball set. The leather remains fairly clean retaining the original printed image of Mathewson in a wind up at the center. Overall size is 9 1/4" x 11 7/8" with #133 printed at the bottom margin: EX