Tomáš Jakl (b.1972) studied archivist and finished his MA in Charles University, Prague. He worked for five years in Prague Municipal Archives, and since 2002, he has worked as a historian at the Military History Institute in Prague. He is focused on Czechoslovak participation in both World Wars of the twentieth century. Bernard Panuš (b.1977) graduated from the Military high school of Jan Žizka in Prague. Currently, he is a member of the Czech Republic Police. Since his youth, he has been interested in badges, symbols, and uniforms—especially of Czechoslovak Legions in Russia—and publishes frequently on this topic. Jiří Tintěra (b.1945) studied electrical engineering. He worked in the ČKD plant for many years in defectoscopy as controller. In the 1980s, he founded the Difrologický club (Diphrology Club), which in socialist Czechoslovakia covered enthusiasts of AFVs under cover of ad-hoc created “Diphrology Science” – the science of military vehicles.

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