Roger Connor (July 1, 1857 - January 4, 1931) is credited for hitting the first grand slam in the history and was the first to drive a ball over the wall at the Polo Grounds. Connor was the home run king of the 19th Century, blasting 138 during his 18-year career. Connor began playing for the Troy Trojans (1880-1882) before becoming a member of the New York Gothams/Giants (1883-1889, 1891, 1893-1894) Philadelphia Phillies (1892 and the St. Louis Browns (1894-1897). He also played with the New York Giants of the short-lived Players’ League in 1890. Larger than most at 6’3” and 220 lbs., Connor had awesome power, but also possessed great speed, stealing 235 bases, and superb defensive ability, posting a career .978 fielding percentage. Roger Connor also hit for average topping the .300-mark in 12 seasons. Roger Connor retired with 2,535 hits, 1,607 runs, 138 home runs (a record that stood until Ruth broke it in 1921), 235 stolen bases and a career .325 batting average. The Veterans Committee elected Roger Connor to the National Baseball Hall of Fame in 1976.