The makeup of an effective pinch-hitter -- 1876-1899: the pinch-hitting pioneers -- 1900-1909: pinch-hitting begins developing in earnest -- 1910-1919: Moose McCormick, the best yet off the bench -- 1920-1929: Cy Williams starts setting home run records -- 1930-1939: Red Lucas, Johnny Frederick and Bing Miller excel -- 1940-1949: none better than a couple of Joes named Cronin and Schultz -- 1950-1959: one extreme, Johnny Mize, to another, Eddie Gaedel -- 1960-1969: Smoky Burgess and Jerry Lynch make it an art form -- 1970-1979: Manny Mota, Jose Morales and the designated hitter emerge -- 1980-1989: Del Unser, Cliff Johnson and Greg Gross dominate -- 1990-2002: Lenny Harris, John Vander Wal and Dave Hansen carry on -- The impact of the designated hitter.