CZECHOSLOVAKIA: Specimen of 500 Korun (ND 1945 / old date 1944) in red on light brown unpt. S/N: "AO 146381". Two perfins "SPECIMEN" at bottom center. Blue adhesive stamp with red ovpt "500" on Pick #49. WMK: Stars. Inside holder by PMG "Choice About Unc 58 / Annotation". (Pick 55s).