Big Jeff Pfeffer played in 15 games at pitcher for the Chicago Cubs in 1905, starting in none of them.
He made 4 putouts, had 24 assists, and committed no errors, equivalent to 0 errors per game (estimate based on total games played in). He had no double plays.
Fred Pfeffer played in just one game at pitcher for the Chicago White Stockings in 1884 and did not start. He made no putouts, had no assists, and committed no errors, equivalent to 0 errors per game (estimate based on total games played in). He had no double plays.
Big Jeff Pfeffer played in 13 games at pitcher for the Chicago Cubs in 1910, starting in none of them. He made no putouts, had 10 assists, and committed no errors, equivalent to 0 errors per game (estimate based on total games played in). He had no double plays.
Fred Pfeffer played in 5 games at pitcher for the Chicago White Stockings in 1885, starting in none of them. He made one putout, had 6 assists, and committed no errors, equivalent to 0 errors per game (estimate based on total games played in). He had no double plays.
Fred Pfeffer played in just one game at pitcher for the Louisville Colonels in 1892 and did not start. He made one putout, had one assist, and committed no errors, equivalent to 0 errors per game (estimate based on total games played in). He had no double plays.
Jeff Pfeffer played in just one game at pitcher for the Brooklyn Robins in 1918 and did not start. He made one putout, had 4 assists, and committed no errors, equivalent to 0 errors per game (estimate based on total games played in). He had no double plays.
Jeff Pfeffer played in 15 games at pitcher for the Pittsburgh Pirates in 1924, starting in none of them. He made no putouts, had 10 assists, and committed one error, equivalent to .067 errors per game (estimate based on total games played in). He had no double plays.
Fred Pfeffer played in just one game at pitcher for the Louisville Colonels in 1894 and did not start. He made one putout, had no assists, and committed no errors, equivalent to 0 errors per game (estimate based on total games played in). He had no double plays.
Big Jeff Pfeffer played in 26 games at pitcher for the Boston Rustlers in 1911, starting in none of them. He made 8 putouts, had 25 assists, and committed no errors, equivalent to 0 errors per game (estimate based on total games played in). He had no double plays.
Jeff Pfeffer played in 40 games at pitcher for the Brooklyn Robins in 1915, starting in none of them. He made 9 putouts, had 62 assists, and committed 2 errors, equivalent to .05 errors per game (estimate based on total games played in). He had no double plays.
Jeff Pfeffer played in 41 games at pitcher for the Brooklyn Robins in 1916, starting in none of them. He made 8 putouts, had 66 assists, and committed 3 errors, equivalent to .073 errors per game (estimate based on total games played in). He had 3 double plays.
Big Jeff Pfeffer played in 4 games at pitcher for the Boston Doves in 1908, starting in none of them. He made no putouts, had one assist, and committed no errors, equivalent to 0 errors per game (estimate based on total games played in). He had no double plays.
Jeff Pfeffer played in 30 games at pitcher for the Brooklyn Robins in 1917, starting in none of them. He made 5 putouts, had 69 assists, and committed 4 errors, equivalent to .133 errors per game (estimate based on total games played in). He had no double plays.