Hi all, I found these at an estate sale last weekend. Each plate is marked Sterling Silver - they are a well known collectible silver bullion stacker item. Each is over 8oz (standard weights, not Troy OZ). Bi-Centennial Commemoratives showing Thomas Jefferson, John Adams, John Hancock and Caesar Rodney. No reserve. Free shipping. http://www.ebay.com/itm/400963635483?ssPageName=STRK:MESELX:IT&_trksid=p3984.m1555.l2649 http://www.ebay.com/itm/400963637575?ssPageName=STRK:MESELX:IT&_trksid=p3984.m1555.l2649 http://www.ebay.com/itm/271938522619?ssPageName=STRK:MESELX:IT&_trksid=p3984.m1555.l2649 http://www.ebay.com/itm/271938530163?ssPageName=STRK:MESELX:IT&_trksid=p3984.m1555.l2649