Description: Box with the inscription 'Międzynarodowy Rok Kopernikowski' (International Year of Copernicus) featuring a portrait of Copernicus in an oval
Description: Box with the inscription 'Międzynarodowy Rok Kopernikowski' (International Year of Copernicus) featuring a portrait of Copernicus, the heliocentric pattern and an astrolabe
Description: Ruler displaying the face of Nicolaus Copernicus and mathematical formulae made in Toruń leading electronic plant outside normal production at the time of the People’s Republic of Poland (PRL), then under a communist regime