Click to expand Tap to zoom 1974 World Trade Unit 1 Troy Oz .999 Fine Silver Round $49.95 1 2 3 4 5 6 7 8 9 10+ Quantity Quantity Add to cart 1974 World Trade Unit 1 Troy Ounce .999 Fine Silver Round--see photos. _gsrx_vers_841 (GS 7.0.16 (841))