The Negro Leagues are major leagues — but merging their stats has been anything but seamless - The Athletic
Seamheads Negro League Stats
Retrosheet's Negro League Stats
Gibson read MLB’s press release that morning in stunned silence. The desegregation of baseball’s record books would mean his great-grandfather, Josh Gibson, a legendary Negro Leaguer, a Baseball Hall of Famer, a prolific power hitter and a Black man who died at 35 three months before Jackie Robinson broke baseball’s color barrier, would soon be rightfully listed alongside all-time MLB greats in a handful of single-season and career hitting categories.
But how soon the statistics would be incorporated was not made clear. Sean Gibson figured he’d hear an update on MLB’s progress in 2021. Or in 2022.
“Now here we are in 2023,” he told The Athletic earlier this spring. “I think we’ve been patient. We’re just hoping things happen soon.”
A lot more details in the article.The league office was unable to reach an agreement with Seamheads Negro Leagues Database, the most complete set of Negro League statistics ever compiled, to use its data. The league ended its protracted negotiation with Seamheads this spring and now intends to use Retrosheet’s nascent database — a work in progress that Retrosheet president Tom Thress said likely won’t be finished for at least five years — as the basis for its records.
Seamheads Negro League Stats
Retrosheet's Negro League Stats