The Committee of the Medal “for the development of philatelic publications” of the Polish Philatelists Union (PZF) awarded the 2021 medals to the following recipients:
Jerzy Kupiec – Węgliński, United States (for the second time). Medal for extremely meticulous presentation of the history of air mail development in Poland in the period 1914-1939.
Tsutomu Yamamoto, Japan (for the second time). Medal for persistent promotion of Polish postage stamps and philatelic history in Japan.
Grzegorz Kowalewski, Kalisz District (for the first time). Medal for describing the instruction stickers used by the Directorate of Posts and Telegraphs in Bydgoszcz in 1920.
Agnieszka Magiera, Warsaw District (for the first time). Medal for all activities as the Editor-in-Chief of “Filatelisty”, and above all for raising the quality of the journal and maintaining it at a very high level.