Royals, Cards to Honour Negro Leagues with Throwback Uniforms – SportsLogos.Net News
Kansas City Royals Negro League Uniform — UNISWAG
Negro Leagues Flannels – Ebbets Field Flannels
Royals, Tigers Salute the Negro Leagues with Throwback Uniforms – SportsLogos.Net News
From the Negro League to MLB – SABR's Baseball Cards Research Committee
Ranking the Best Uniforms in Major League Baseball
Royals pay tribute to Negro Leagues by wearing beautiful Monarchs uniforms - The Washington Post
Places of Black Baseball (U.S. National Park Service)
Royals, Astros to Salute the Negro Leagues this Weekend in Kansas City – SportsLogos.Net News
Negro League Allover Vintage Inspired NL Sandbag Replica V-Neck Mesh J – Ebbets Field Flannels
Kansas City Royals Negro League Uniform — UNISWAG