160,Banco Central de Nicaragua, a set of specimen of the Decreto 25.5.1968, serie B, comprising 1 Cordoba, blue, bank building at centre, 5 Cordobas, green, Nicarao at centre, 10 Cordobas, red, de Larreynaga at centre, 20 Cordobas, orange-brown, Martinez at centre, 50 Cordobas, purple, Jerez at centre, and 100 Cordobas, maroon, Estrada at centre, all with Hernandez Cordoba at reverse, (Pick 115s, 116s, 117s, 118s, 119s, 120s), all perforated, with red or black SPECIMEN overprint, two red or black DLR oval specimen stamps at obverse and reverse, about uncirculated to uncirculated, rare group (6)
