Watch List notes:

Banque Centrale du Congo Belge et du Rwanda-Urundi, specimen 5 francs, 1 October 1952, blue on orange underprint, woman and child with beehive at left, value at each corner, reverse blue, elephant and hippo at centre, value at left and right, red SPECIMEN overprint and one small cancellation hole, (Pick 21s), pen annotation '51' at top right corner, perforated, in PMG holder 64 choice uncirculated.

Estimate: £300 - £400