Baseball cap history and timeline
Dodgers unveil their all blue city connect uniforms - True Blue LA
Dave Roberts (baseball manager) - Wikipedia
Dodgers will wear these caps and jerseys for MLB special event days in 2017 - True Blue LA
Dodgers Dugout: What kind of manager is Dave Roberts? - Los Angeles Times
Ranking MLB's City Connect uniforms - ESPN
Scene & Heard at Petco : Sombreros spotted throughout park - The San Diego Union-Tribune
Brands Offer Special Product Tied to MLB All-Star Game – WWD
2023 MLB All-Star Game FAQs
Dodgers to wear commemorative jersey patch to honor Vin Scully - Los Angeles Times