[JAPANESE BASEBALL]. Group of Seven Real Photo Postcards of Japanese Base Ball Clubs. [Japan: ca. 1900s-1910s]. Black and white photo postcards, all approximately 3 ? x 5 ??. Some occasional wear, soiling, two cards with manuscript notes, three with ink stamps. Excellent and rare. Subjects include an action shot of the 1911 Japanese championship, a baseball game under a steaming volcanic crater, 1908 Keio University Team, the All OK Base Ball Club, the Champion Base Ball Club, the Waseda University Base Ball Club of 1918, and another Waseda University photo from the 1908 team when they played an American team. From the Mark Rucker Collection.