The World Association for the Development of Philately (WADP) and the Universal Postal Union (UPU) jointly conceived and developed the WADP Numbering System - WNS, which was launched on 1 January 2002.

Stamps issued with RO030.18

  1. Ro027.18-80
    Wns Number
    RO027.18
    Country / Post
    Romania
    Date of Issue
    March 20, 2018
    Subject
    Founders of the Great Union (I) - Miron Cristea, the first Patriarch of the Romanian Orthodox Church
  2. Ro028.18-80
    Wns Number
    RO028.18
    Country / Post
    Romania
    Date of Issue
    March 20, 2018
    Subject
    Founders of the Great Union (I) - Cardinal Iuliu Hossu, Greek-Catholic bishop
  3. Ro029.18-80
    Wns Number
    RO029.18
    Country / Post
    Romania
    Date of Issue
    March 20, 2018
    Subject
    Founders of the Great Union (I) - Iuliu Maniu, fighter for the national cause of the Romanians in Transylvania
  4. Ro030.18-80
    Wns Number
    RO030.18
    Country / Post
    Romania
    Date of Issue
    March 20, 2018
    Subject
    Founders of the Great Union (I) - Ion I.C. Brătianu, Prime Minister during World War I
  5. Ro031.18-80
    Wns Number
    RO031.18
    Country / Post
    Romania
    Date of Issue
    March 20, 2018
    Subject
    Founders of the Great Union (I) - The small Romania's coat of arms