Discover essential, professional standards for handling, storing, and safeguarding your collection to protect its historical integrity and long-term market value.
It is human nature to be drawn to shiny objects. When someone unearths a century-old silver dollar or inherits a box of darkened, crusty pennies from a grandparent, the immediate psychological impulse is usually to "restore" them to their former glory. Out come the toothbrushes, the baking soda, the jewelry dip, and the polishing cloths. next...