Nicaragua, set of 6 low serial number notes overprinted specimen: 1, 5, 10, 20, 50 and 100 cordobas, Decreto 25.5.1968, overprinted 'MUESTRA SIN VALOR', diagonally and without the right hand signature (apart from the 1 cordoba),, (Pick 115s to 120s), uncirculated, the 10 has a small semi circular piece missing at lower left. Unusual (6).
Estimate: £200 - £300