Oakland Larks player Smiley Clayton — Calisphere
Integration of the PCL – Ebbets Field Flannels
West Coast Negro Baseball Association correspondence — Calisphere
Oakland Larks - Alchetron, The Free Social Encyclopedia
Oakland Larks - Alchetron, The Free Social Encyclopedia
Short stay: Black baseball briefly had West Coast home – Orange
West Coast Negro Baseball Association Collection — Calisphere
Baseball cards of the Negro Leagues – SABR's Baseball Cards
West Coast Negro Baseball Association Collection — Calisphere
Baseball cards of the Negro Leagues – SABR's Baseball Cards
West Coast Negro Baseball Association Collection — Calisphere
West Coast Negro Baseball Association Collection
San Francisco Seal Lions baseball team