Billy was paired with Orioles catcher Gus Triandos. At the time, Gus was the bigger name of the two. He was coming off of All-Star appearances in 1957 - 1959. The slugging backstop was at the peak of his career. Billy was just a kid coming who won the Rookie of the Year in 1961.
The panel puts me at 75 out of 127 on the list, 59%.