Some are quite hard to find in full problem free Uncirculated: 1913: Hairlines on both sides with a full strike and RB color; 1918 - Some discoloration in the RB fields along with hairlines; 1919- East to West cleaning lines, 1920 - North to South cleaning lines; 1921 - tough coin in pure Unc, this one has variable cleaning lines and all five have RB color. They won't straight grade but could still look ok in an album.