Bank of Zambia, specimen 1 kwacha, ND (1969), brown, specimen 2 kwacha, ND (1976), green, specimen 5 kwacha, ND (1976), purple-brown, specimen 50 kwacha, ND (1986), violet, (Pick 10s, 24s, 21s, 28s, TBB B110bs, 125as, 121as, 129as), red De la Rue oval seal in field, red SPECIMEN overprint, about uncirculated and scarce (4).
Estimate: £120 - £160