Thursday, 23 May 2024

Stamps with Thermochromic Ink Printing - Update

Category -  Touch/Sight
Subcategory - Thermochromic Stamps

Qatar 2003 World No Tobacco Day Stamp with Thermochromic Ink Printing


Issue date 31 May 2003

Qatar Post on the occasion of World No Tobacco Day has issued a special Thermochromic Stamp with the picture of a human heart which when heat is applied the heart becomes pale and the picture of a runner becomes strong implying that to get a healthy heart one must do exercise (running - form of exercise)




Scott #963
Michel #1215





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