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 in 2016 with theme "Nobel Prize winners"

  1. Ru093.16-80
    Wns Number
    RU093.16
    Country / Post
    Russian Federation
    Date of Issue
    September 22, 2016
    Subject
    100th Anniversary of Birth of A.M. Prokhorov (1916-2002) physicist, Nobel Prize laureate
  2. Es080.16-80
    Wns Number
    ES080.16
    Country / Post
    Spain
    Date of Issue
    October 20, 2016
    Subject
    The 50's Generation