Why not invest $500 and send it to Liege or Ferlach and get it proofed properly. They will mark it as proofed, for future buyers, and you will have the piece of mind that it works.
-------------------- Lovu Zdar
Mick
A Man of Pleasure, Enterprise, Wit and Spirit Rare Books, Big Game Hunting, English Rifles, Fishing, Explosives, Chauvinism, Insensitivity, Public Drunkenness and Sloth, Champion of Lost and Unpopular Causes.