The A's have had plenty of stops along their journey to Las Vegas, and Philadelphia is where it all began. Before Nick Kurtz in Sacramento . Before Rickey Henderson in Oakland. Before Roger Maris in Kansas City. For the first 54 years, the Philadelphia Athletics produced some of the greatest players the game has ever seen. While they compare favorably to some of the modern greats, many of these Philadelphia A's have been lost to history, their records fading with each move . Many of the A's greatest players in franchise history come from the Philadelphia era of the franchise, despite an extra few years with the team in Oakland (1968-2024). Jimmie Foxx Jimmie Foxx accumulated 101.4 career WAR in 2,317 games over the course of his career, and 64.4 of that WAR total came in his time with Philadelphia. That is the second-highest fWAR total in team history, behind just Rickey Henderson's 68.6. Foxx's career began in 1925 when he was just 17 years old.…