Stamp: 2014 - International Year of Crystallography (Portugal(International Year of Crystallography) Mi:PT 3959,Sn:PT 3630,Yt:PT 3938,Sg:PT 4180,AFA:PT 3981,Afi:PT 4475,Un:PT 3938,WAD:PT070.2014 📮
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Stamp catalog : Stamp › 2014 - International Year of Crystallography

- Country:
- Portugal
- Series:
- International Year of Crystallography
- Catalog codes:
- Michel PT 3959
Stamp Number PT 3630
Yvert et Tellier PT 3938
Stanley Gibbons PT 4180
AFA number PT 3981
Afinsa-Mundifil PT 4475
Unificato PT 3938
WADP Numbering System - WNS PT070.2014 - Themes:
- Chemistry | Geometric Shapes | International Years | Minerals | Science
- Issued on:
- 2014-07-21
- Size:
- 40 x 30.6 mm
- Colors:
- Multicolor
- Designers:
- Pedro Antunes
- Printers:
- Imprensa Nacional Casa da Moeda
- Format:
- Stamp
- Emission:
- Commemorative
- Perforation:
- Syncopated 13
- Printing:
- Offset lithography
- Gum:
- Ordinary
- Face value:
- 0.72 € - Euro
- Print run:
- 175,000
- Score:
- 55% Accuracy: High
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