p6b: 500 Ouguiya from 1983

28.11.1983. Green, brown, and dark green on multicolored underprint. Signature varieties. Back: brown, green, and black. Field workers at left, mine entrance complex at right. Watermark: old man with beard. Printer: G&D (without imprint).

• Country & Pick Number:Mauritania p6b
• Denomination & Currency:500 Ouguiya
• First Year of Issue:1983
• Issue Type: Regular Issue