When blue is blue

Scientific treatise and study on the composition of the paint on the Protectorate 5h blue linden leaf stamp. Study of the dependence of the amount of paint on the color shade of postage stamps.

03. 05. 2025
Complete description

New releases, inaugurations, the most beautiful stamps, competitions:
Postage stamp and coins for Vancouver were christened by ice

Postage stamp and coins for Vancouver were christened by ice
Author: Vojtech Jankovič
Source: www.webnoviny.sk
Published: 15. 01. 2010 12:07

Angličtina / English

Use translation by Google Translate (no guarantee).

Informácia o inaugurácii poštovej známky Zimné olympijské hry Vancouver 2010.

Základné informácie:

Poštová známka Zimné olympijské hry Vancouver 2010


Author: Vojtech Jankovič
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