CENTRAL AFRICAN STATES / CHAD: 500 Francs (1997) in dark brown and gray on multicolor unpt with Shepherd at right. S/N: "9708470665". WMK: Shepherd. Printed by BDF (without imprint). Inside holder by PMG "Gem Uncirculated 66 - EPQ". (Pick 601Pd) & (Spink BEAC B1Pd).