Oh Captain, My Captain. This collection from the estate of Arthur M. Millburn, the Captain of the 1916 Yale University baseball team, is a rare look into Yale and Ivy League baseball history in the 1915 and 1916 seasons. The crown jewels of the collection are three pictures of John McGraw at Ebbets Field with Yale players (measuring 3 1/4” x 5 1/2”). It also includes 11 photographs of individual Yale players (3 1/8” x 5 1/2”), 1 real photo postcard of Milburn and two other Yale players, 6 photos of Yale buildings (3 1/4” x 5 1/2”), 4 photos of 1916 Yale graduation ceremonies, 9 photographs of game-action scenes ( 3 1/4” x 5 1/2”), 5 photos of miscellaneous Yale players (3 1/4” x 5 1/2”), 3 photos of the Yale team in NYC (3 1/4” x 5 1/2”), certificate of membership from the Aurelian Honor Society by 7 people, cheerleader ribbon with stickpin intact for the Harvard/Yale baseball game on June 20, 1916, cheerleader ribbon with stickpin intact for the Princeton/Yale baseball game on May 27, 1916, 1915 Yale University Baseball team schedule, 1916 Yale University Baseball team schedule, bench ticket for May 27, 1916 Yale-Princeton game, and program from Harvard-Yale game on June 26, 1916 at Ebbets Field.