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| League History Index | Players | Teams | Managers | Leagues | Leaderboards | Awards | Accomplishments |
| Rank | Player | EFF | YEAR | Open Career Leaderboard |
|---|---|---|---|---|
| 1 | Moses Benjamin | 1.309 | 1884 | |
| 2 | Cornelius Quimby | 1.264 | 1885 | |
| 3 | Cal Middleton# | 1.248 | 1884 | |
| 4 | Cornelius Quimby | 1.223 | 1890 | |
| 5 | Cornelius Quimby | 1.208 | 1886 | |
| 6 | Cornelius Quimby | 1.202 | 1887 | |
| 7 | Cornelius Quimby | 1.183 | 1884 | |
| 8 | John Patrick | 1.172 | 1883 | |
| 9 | Otis Wentworth# | 1.171 | 1888 | |
| 10 | Oliver Menzies# | 1.163 | 1897 | |
| 11 | Moses Benjamin | 1.153 | 1883 | |
| 12 | Elmer McKinzy# | 1.152 | 1894 | |
| 13 | Glenn Fittan | 1.150 | 1878 | |
| 14 | Elmer McKinzy# | 1.146 | 1895 | |
| 15 | Cyrus McKelvie | 1.142 | 1884 | |
| 15 | Otto Keating# | 1.142 | 1899 | |
| 17 | Theo Hubbard# | 1.140 | 1894 | |
| 18 | Cal Middleton# | 1.138 | 1895 | |
| 19 | Ed Monahan# | 1.137 | 1887 | |
| 20 | Chester Ashby# | 1.126 | 1899 | |
| 21 | Moses Benjamin | 1.122 | 1886 | |
| 22 | Chester Ashby# | 1.121 | 1895 | |
| 23 | Claude Heaton# | 1.118 | 1896 | |
| 23 | Chester Noonan# | 1.118 | 1896 | |
| 25 | Hugo Lamb | 1.117 | 1880 | |
| 26 | Milton Gatlin | 1.116 | 1888 | |
| 27 | Oliver Menzies# | 1.115 | 1896 | |
| 28 | Jack Cassell | 1.113 | 1885 | |
| 29 | Cliff Holland | 1.111 | 1879 | |
| 29 | Cornelius Quimby | 1.111 | 1891 | |
| 29 | Cal Middleton# | 1.111 | 1883 | |
| 32 | Claude Heaton# | 1.107 | 1895 | |
| 32 | Otis Wentworth# | 1.107 | 1889 | |
| 34 | Claude Heaton# | 1.106 | 1892 | |
| 35 | Cal Middleton# | 1.100 | 1888 | |
| 36 | Cal Middleton# | 1.097 | 1886 | |
| 37 | Oliver Menzies# | 1.095 | 1891 | |
| 38 | Lou Curzon# | 1.090 | 1898 | |
| 39 | Eddie Jackson | 1.085 | 1886 | |
| 40 | Eddie Jackson | 1.080 | 1884 | |
| 40 | David Meehan# | 1.080 | 1889 | |
| 42 | Claude Heaton# | 1.077 | 1899 | |
| 43 | Claude Heaton# | 1.076 | 1893 | |
| 43 | Art Brogan# | 1.076 | 1896 | |
| 45 | Jean Beckwith# | 1.074 | 1894 | |
| 45 | Cornelius Quimby | 1.074 | 1888 | |
| 47 | Theo Hubbard# | 1.072 | 1893 | |
| 48 | Roy Randle# | 1.068 | 1898 | |
| 49 | Elmer Aubert# | 1.067 | 1897 | |
| 50 | Moses Benjamin | 1.065 | 1885 | |
| 50 | Judson Perry | 1.065 | 1885 | |
| 52 | Hugh Weaver# | 1.064 | 1890 | |
| 53 | Joe Whitcomb# | 1.062 | 1878 | |
| 53 | Ed Monahan# | 1.062 | 1892 | |
| 55 | Cornelius Quimby | 1.058 | 1882 | |
| 55 | Cornelius Quimby | 1.058 | 1881 | |
| 57 | Elmer Aubert# | 1.057 | 1889 | |
| 57 | Cal Middleton# | 1.057 | 1891 | |
| 57 | Lou Curzon# | 1.057 | 1891 | |
| 57 | Claude Heaton# | 1.057 | 1897 | |
| 61 | Otto Keating# | 1.056 | 1889 | |
| 62 | Cal Middleton# | 1.054 | 1887 | |
| 62 | Milton Beach# | 1.054 | 1883 | |
| 64 | Charlie DeVault | 1.053 | 1887 | |
| 65 | Nate Galvin# | 1.045 | 1897 | |
| 65 | Elmer McKinzy# | 1.045 | 1892 | |
| 65 | Jean Beckwith# | 1.045 | 1892 | |
| 65 | Elmer Aubert# | 1.045 | 1893 | |
| 69 | Elmer Aubert# | 1.044 | 1890 | |
| 70 | Nate Galvin# | 1.043 | 1892 | |
| 71 | Len Parramore# | 1.042 | 1898 | |
| 72 | Art Brogan# | 1.038 | 1897 | |
| 73 | Oliver Menzies# | 1.034 | 1892 | |
| 74 | Joe Whitcomb# | 1.033 | 1876 | |
| 74 | Cyrus McKelvie | 1.033 | 1881 | |
| 76 | Jean Beckwith# | 1.031 | 1895 | |
| 77 | Lew Cormack# | 1.030 | 1892 | |
| 78 | Chester Ashby# | 1.029 | 1896 | |
| 79 | Otto Keating# | 1.027 | 1896 | |
| 80 | Len Parramore# | 1.024 | 1899 | |
| 81 | Cornelius Quimby | 1.021 | 1895 | |
| 81 | Milton Gatlin | 1.021 | 1890 | |
| 81 | Nate Maston | 1.021 | 1887 | |
| 81 | Moses Benjamin | 1.021 | 1882 | |
| 85 | Oliver Menzies# | 1.020 | 1894 | |
| 85 | Vic Nesbitt# | 1.020 | 1899 | |
| 87 | Glenn Fittan | 1.019 | 1880 | |
| 87 | Elmer McKinzy# | 1.019 | 1893 | |
| 89 | Cal Middleton# | 1.018 | 1889 | |
| 90 | Ben Milon | 1.017 | 1876 | |
| 91 | Cornelius Quimby | 1.015 | 1893 | |
| 91 | Elmer McKinzy# | 1.015 | 1897 | |
| 91 | Otto Keating# | 1.015 | 1897 | |
| 91 | Chester Ashby# | 1.015 | 1897 | |
| 95 | Hal Ryder# | 1.011 | 1890 | |
| 95 | Chester Ashby# | 1.011 | 1893 | |
| 97 | Art Brogan# | 1.010 | 1899 | |
| 98 | Elmer Aubert# | 1.009 | 1899 | |
| 99 | Milton Gatlin | 1.008 | 1889 | |
| 100 | Cal Middleton# | 1.007 | 1892 |
