Poland and Slovenia issued on March 6, 2023 identical stamps honoring Emil Korytko (1813-1839), a Polish ethnographer, exiled in Slovenia where he contributed to the translation of Slovene folk songs. Poland stamps became available in miniature sheets of 8 stamps [4×2] while Slovenia produced miniature sheets of 16 stamps [4×4]. The stamp represents a silhouette of Emil Korytko with handwriting in the background (information was first provided by Janko Stampfl, Slovenia).