1.375x2.25". This "strip card" set, issued in 1928 was actually a continuation of the W512 set issued two years earlier and is numbered starting with number 61 where the W512 set ended. The blank-backed cards display color drawings of the athletes, which include 14 boxers and 26 baseball players.

Herbert Jefferis Pennock (February 10, 1894 - January 30, 1948) was an American professional baseball pitcher and front-office executive. He played in Major League Baseball from 1912 through 1933, and is best known for his time spent with the star-studded New York Yankee teams of the mid to late 1920s and early 1930s. Pennock was a 6 time World Series champion and was inducted into the National Baseball Hall of Fame in 1948.