Quote Originally Posted by Greg Frauenhoff View Post
John's Hamilton and Rockford dials are very similar but by no means identical. I'm not saying that there was never a time when Rockford might have procured dials from Hamilton, but it would be very interesting to see the reverses of the two dials shown.

I loved your observation about the backs of dials and I would concur with everything you said. I will try to find either these or some similar dials when I get home next week and take some back pics. From my memory the backs look very close to the same but I will try to get pix.