Poland 1918/1965 - 黒色のシステム基板における高い値・認証マーク・印字・その他の特記事項 - Michel

Poland origin stamp lot dating from 1918 to 1965, titled 'Hogere waarden + keurmerken + opdrukken + andere bijzonderheden op zwarte systeembladen' in the Michel catalogue, containing mixed condition (used, unused, and mint), with an expert signature but no certificate, and featuring higher values such as Nos. 32, 200 and 236U, various overprints and postmarks.