Here's a little visual chart to determine the Shield Nickels Reverse hubs Posted in order... #1 Hub l #2 Hub lla #3 Hub llb #4 Hub llc You'll notice the position of the star tip to the" F" in 'OF' and also the broken pointed star in Hub lla. You can use these to determine the correct reverse hub and also the 1868 reverse of 68 . Hub llb