1961 was a year of chaos and change. The Cold War intensified, the Berlin Wall went up, John F. Kennedy took office, and the Soviet Union sent the first human into space. The world was changing at a rapid pace, and that sense of transformation carried over into baseball and would eventually move downstream to cards. MLB entered into the expansion era, changing the number of regular-season games from 154 to 162. The Los Angeles Angels and a “new” Washington Senators joined the American League. The original Washington Senators moved to Minnesota and rebranded as the Twins. The first-ever expansion draft took place to stock the new rosters. Many Minnesota Twins players in the 1961 Topps set were pictured without hats, including Harmon Killebrew, because the franchise had just relocated from Washington. | Card Ladder The 1961 season centered on Mickey Mantle and Roger Maris, which culminated in Maris breaking Babe Ruth’s single-season home run record.…