Quote Originally Posted by kevint View Post
Correct this if needed. The overall width between the polished surfaces(thus in contact with the stone) outside to outside , equals razor size.

Hmmmmmm, in some people's and some (few) manufacturer's opinions, Most of the NOS razors that you find with actual sizes marked on them, were measured from the top of the spine, to the edge of the blade, thus the overall width of the blade.....