Great examples of early college baseball Ivy League baseball programs, this lot features three of the most prestigious schools in the country. Originating from five games played at the Polo Grounds, included are: 1-5) Harvard vs. Yale; July 1, 1899 (2), June 30, 1900, June 21, 1910, and June 20, 1911. 6-9) Princeton vs. Yale: June 16, 1899 (2), June 17, 1899, and June 11, 1910. Overall condition averages VG with creasing and minor paper loss to 1911 reverse.