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.

EC001.17

Country / Post Ecuador
Date of Issue 24 February 2017
Primary theme Exhibitions, Fairs & Carnivals (Carnivals)
Subject Guaranda Carnival - Guaranda Landscape
Width 37.5 mm
Height 27.5 mm
Denomination 1.00 USD
Number in set 2 (show set)
Layout/Format sheet of 100
Perforations 13 by 13
Stamp issuing authority Correos del Ecuador CDE EP
Printer Instituto Geográfico Militar