Quote Originally Posted by loueedacat View Post
didn't they used to glue BBW rather than slate to the bottom of yellows for stability? My guess is that BBW was glued on and was never meant to be used for honing, but rather was just the stabilizer/handle. But if you can lap it down to honeability why not.
Judging by the seam I would guess that it come from the ground in one piece.

Don