SUDAN. 10 Pounds, AH 1398//1978. NGC PROOF-67 Ultra Cameo.
KM-77. Countermarks variety. Struck in commemoration of the meeting of the Organization of African Unity (O.A.U) in the Sudanese capital Khartoum. An impressive proof striking with bold frost on the designs and highly mirror-like fields. While limited, a few traces on tone are observed around the designs on both sides.
Estimate: $70 - $100