1940 US Mint Proof Set Demand for proof coinage resumed its rapid upward course with the 1940 Proof Set (Buy on eBay). This represented the first year that mintages for…
1939 US Mint Proof Set Although sales of the 1939 Proof Set (Buy on eBay) showed an increase from the prior year, the rise was not as dramatic as experienced…
1938 US Mint Proof Set The 1938 Proof Set (Buy on eBay) was the third year of issue after the United States Mint resumed the production of proof coins for…
1937 US Mint Proof Set Representing the second issue in the modern proof set era, the 1937 Proof Set (Buy on eBay) saw its popularity and thus mintage increase compared…
1936 US Mint Proof Set The 1936 Proof Set (Buy on eBay) is usually considered to mark the beginning of the modern era of proof sets. The last proof coinage…