Romania - 181
181
Romania 1947
Congress of United Labor Organizations
February 10, 1947
Congress Emblem
200l blue
Congress Emblem
300l orange
Congress Emblem
600l red
Congress Emblem
(200 × 6 + 300 × 6 + 600 × 6)l blue, orange & red
Se-Tenant Pair
(200 + 300)l blue & orange
Se-Tenant Pair
(300 + 600)l orange & red