p30b: 50 Mark from 1971

1971. Dark red on multicolored underprint. Friedrich Engels at right. Oil refinery on back. Arms at upper left on face and at left on back. Portrait as watermark. Narrow seven digit serial number.

• Country & Pick Number:German Democratic Republic p30b
• Denomination & Currency:50 Mark
• First Year of Issue:1971
• Issue Type: Regular Issue