I gotta be honest, I don't see anything even remotely similar to Billy Herman's face…
billyherman1.jpg
But, man, does it look exactly like Dick Williams…
billyherman2.jpg
Same ears, same smile, same head shape, same chin, same nasolabial lines (Yes, I had to look up that term. The lines going down from the edges of the nose to the outer edges of the mouth.), etc.
Add to it the fact that they were teammates and it's easy to imagine the original photograph used to create the card was labeled wrong by someone in Brooklyn.