p51q: 500 Pesos from 1973

18.7.1973. Black on multicolor underprint. Like p43 but without No. above serial number. Middle signature title: INTERVENTOR DE LA COM. NAC. BANCARIA. Signature varieties. Back: Green. Palace of Mining at center. Printer: ABNC. Series: BUY-BWB.

• Country & Pick Number:Mexico p51q
• Denomination & Currency:500 Pesos
• First Year of Issue:1973
• Issue Type: Regular Issue