1939 Jefferson Nickel. Reverse of 1938. Proof-68 (PCGS). CAC. Exquisite target toning in powder blue, salmon-pink, sea-green and golden-apricot provides simply outstanding eye appeal. Although this is the more frequently encountered hub type of the Proof 1939 Jefferson nickel, the Reverse of 1938 is a formidable condition rarity at the present certified grade level. From the George "Buddy" Byers Buckeye Collection.