The IPT stamp is printed in a traditional offset format and then overprinted with phosphorus in silk screen which causes the picture to accumulate light and then glow in the dark. When exposed to ultraviolet light, a picture of John Lennon appears on the stamp.
Imagine Peace Tower
The Imagine Peace Tower stamp was ranked number three is the list of Top 10 Extraordinary stamps of the Year 2008.
- - - - -
No comments:
Post a Comment