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:
10th anniversary of the TA3 television station

10th anniversary of the TA3 television station
Day of use: 11. 09. 2011
 
Post office: BRATISLAVA 1
Colour: black

Angličtina / English

Use translation by Google Translate (no guarantee).

Príležitostná ručná pečiatka používaná pri príležitosti 10. výročia spustenia televíznej stanice TA3.


Text motifs: TA3

Pictorial motifs: Symbolická "10", zemeguľa a grafický nápis TA3.

Autor: Rastislav Krišanda


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