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

Commemorative Postmark:
100 years of the Čiernohronská railroad

100 years of the Čiernohronská railroad
Day of use: 01. 05. 2009
 
Post office: ČIERNY BALOG
Colour: black

Angličtina / English

Use translation by Google Translate (no guarantee).

Príležitostná ručná pečiatka používaná pri príležitosti výročia osláv 100 rokov Čiernohronskej železnice v Čiernom Balogu.


Text motifs: 100 / ROKOV / ČIERNOHRONSKEJ ŽELEZNICE

Pictorial motifs: Parný rušeň a vagón s drevom.

Autor: akad. mal. Marián Čapka

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