p142a: 50 Zlotych from 1975

9.5.1975. Olive-green on multicolor underprint. K. Swierczewski at center, eagle arms at lower right. Signature varieties. Back: Order of Grunwald at left. Watermark: Eagle arms.

• Country & Pick Number:Poland p142a
• Denomination & Currency:50 Zlotych
• First Year of Issue:1975
• Issue Type: Regular Issue