Polk well represented in Negro League baseball history

September 17-29, 1946: Newark Eagles get the best of Kansas City Monarchs in Negro League World Series – Society for American Baseball Research

Celebrating 100th anniversary of Negro Leagues

Polk Players Succeeded in Negro Leagues

History of the Negro Leagues, Part Five - Royals Review

Dallas Tigers 2022 - Polk Shuts Out DreamChasers Academy in Defensive Battle

Remembering the Negro Leagues at 92 - The Johnson Legacy

The Negro Leagues were added to official MLB records. But don't expect major changes in the record books.

Queens Central Library exhibit tells the story of Negro League baseball - CBS New York

Ballgame featured Negro League team versus KKK