PAPUA NEW GUINEA: Proof set (1975) composed of 1 Toea (Bronze), 2 Toea (Bronze), 5 Toea (Copper-Nickel), 10 Toea (Copper-Nickel), 20 Toea (Copper-Nickel), 1 Kina (Copper-Nickel), 5 Kina (Silver 0,500) & 10 Kina (Silver 0,925). Inside official book case. (KM 1+2+3+4+5+7a+8a). Proof.