The 1973 United States Proof Set includes the Lincoln penny, Jefferson nickel, Roosevelt dime, Washington quarter, Kennedy half dollar, and the Eisenhower dollar. The coins are packaged in a hard plastic airtight package. This is the first proof set with the Eisenhower (Ike) dollar even though it was minted in 1971. (2,760,339 minted) Older year Proof Sets may have been previously owned. If you need one of these proof sets in new condition, please call for price and availability.