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

Collectors' Bourses and Meetings:
Sundays philatelic exchange meeting in Prerov (Czech Republic)

Sundays philatelic exchange meeting in Prerov (Czech Republic)
Location: Sokolovna, Brabansko 1, Přerov (Česká republika)
Entry: After paying the admission
Date: 06. 07. 2025

Angličtina / English

Use translation by Google Translate (no guarantee).

Invitation to the regular Sundays philatelic exchange meeting in Prerov (Czech Republic).


Čas konania: 9:00 - 10:30
(stretnutie sa koná každú nedeľu okrem prázdnin)



Mapa s vyznačeným miestom konania:



Zdroj:

© Časopis FILATELIE


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