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

Service des postes:
Art: Viera Zilincanova (1932 - 2008) (Slovenská pošta, a. s.)

Art: Viera Zilincanova (1932 - 2008) (Slovenská pošta, a. s.)
Date of Issue: 23. 11. 2012
 

Angličtina / English

Use translation by Google Translate (no guarantee).

Service des postes with the motif of postage stamp Art: Viera Zilincanova (1932 - 2008) (Slovenská pošta, a. s.).




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