1988 U.S. Mint Coins Proof Set Size:5.5" x 3.5" x 6/10" The 3rd pattern eliminated the

The 3rd pattern eliminated the elbow reinforcements and introduced the internal gas flap

Plaster of Paris - Stock No

while the reverse showed the denomination flanked by two ears of wheat

Years of minting: 1928–1968

1988 U.S. Mint Coins Proof Set Size:5.5" x 3.5" x 6/10" The 3rd pattern eliminated the1988 U. S. Mint Coins Proof Set (276MOM COIN)(SAFE)(BIN#2) LIMITED ITEM. SURPLUS PREVIOUSLY OWNED. Once they are gone we may not get any more. Sold As Is NON REFUNDABLE. What a wonderful gift keepsake. This 1988 U. S. Proof Set includes a cent, nickel, dime, quarter and half dollar in original mint packaging. Coin proof sets are a cornerstone for any numismatic collection. According to the U. S. Mint, to create the coins sharp relief and a mirror like