SWEDEN: Replacement of 100 Kronor [(199)6] in blue-green and brown-violet on multicolor unpt. Carl von Linne at right on face. S/N: "6001837058*". WMK: Small portrait of Linne repeated vertically. Inside holder by PMG "About Uncirculated 53 / Pinholes / Replacement". Unique in pop in PMG. (Pick 57b*).