A Pirate for most of his career, O'Brien became a New York favorite when we was loaned to the Giants in 1899. He later fell ill on a trip to Cuba and died of typhoid and pneumonia. (ME)

FROM THE BASEBALL CHRONOLOGY » May 3, 1899: New York's Tom O'Brien receives perhaps the first intentional walk in ML history. In the 8th inning, with men on 2nd and 3rd with one out, Ed Delahanty trots to the mound to tell A's P Jack Fifield to walk O'Brien, who has hit well all day. The next batter, Fred Hartman, hits into a DP. » February 9, 1901: Giants and Pirates outfielder Tom O'Brien, 28 dies in Phoenix. A popular player with the Giants, O'Brien played for Pirates in 1900, then accompanied the Giants and Dodgers last fall on a trip to Cuba for a series of exhibition games. On the boat trip over, he was told that if he drank enough sea water he'd be sick, but would then be cured of any sea sickness. Both O'Brien and Kid Gleason became violently ill following the prescription, but O'Brien was so affected that all his internal organs were damaged, and he never recovered. » May 8, 1950: The Senators send Clyde Vollmer to Boston for SS Merrill Combs and OF Tom O'Brien. Tomorrow the Sox well sell P Harry Dorish to the Browns.