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.

All registered stamps issued by Spain in 2004

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  1. Es041.04-80
    Wns Number
    ES041.04
    Country / Post
    Spain
    Date of Issue
    April 27, 2004
    Subject
    Centenary of the Cable Inglés, Almeria
  2. Es042.04-80
    Wns Number
    ES042.04
    Country / Post
    Spain
    Date of Issue
    April 29, 2004
    Subject
    Europa 2004
  3. Es043.04-80
    Wns Number
    ES043.04
    Country / Post
    Spain
    Date of Issue
    May 03, 2004
    Subject
    European Union Expansion
  4. Es044.04-80
    Wns Number
    ES044.04
    Country / Post
    Spain
    Date of Issue
    May 11, 2004
    Subject
    Centenary of Salvador Dali
  5. Es045.04-80
    Wns Number
    ES045.04
    Country / Post
    Spain
    Date of Issue
    May 21, 2004
    Subject
    Centenary of FIFA
  6. Es046.04-80
    Wns Number
    ES046.04
    Country / Post
    Spain
    Date of Issue
    May 22, 2004
    Subject
    Wedding of HRH the Prince of Asturias and Ms Letizia Ortiz
  7. Es047.04-80
    Wns Number
    ES047.04
    Country / Post
    Spain
    Date of Issue
    May 23, 2004
    Subject
    Espana 2004 Valencia - Music
  8. Es048.04-80
    Wns Number
    ES048.04
    Country / Post
    Spain
    Date of Issue
    May 23, 2004
    Subject
    Espana 2004 Valencia - Music
  9. Es049.04-80
    Wns Number
    ES049.04
    Country / Post
    Spain
    Date of Issue
    May 24, 2004
    Subject
    Espana 2004 Valencia - Monarchy
  10. Es050.04-80
    Wns Number
    ES050.04
    Country / Post
    Spain
    Date of Issue
    May 24, 2004
    Subject
    Espana 2004 Valencia - Monarchy

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