p54a: 20 Pesos from 1950

27.12.1950. Black on multicolor underprint. Like p48 but without No. above serial number. Signature varieties. Back: Olive-green. Federal Palace courtyard at center. Printer: ABNC. Black series letters. Series: CS; CT.

• Country & Pick Number:Mexico p54a
• Denomination & Currency:20 Pesos
• First Year of Issue:1950
• Issue Type: Regular Issue