Thanks for identifying this...it was driving me crazy! Unfortunately,
mine seems to be missing the platinum ball that's supposed to be there,
suspended on a very fine wire.
I'm going to be listing an autographed Civil War era carte de visite
photograph of Richard Smith Lawrence, better known as "R.S. Lawrence" to
gun buffs from his patent notice inscriptions on gunsights and such. He
was an important firearms inventor, ...