1989 Poland Czestochowa University of Technology Leonardo Da Vinci Medal by Tadeusz Tchorzewski. Bronze: 60MM./80 gms. Obv: In the center of the building against the allegorical figure. Banners with Date 1949 & 1989. Legend POLITECHNIKA CZESTOCHOWSKA WYDZIAL BUDOWY MASZYN, with School & City shields on top & bottom. Rev: tORSO IMAGES of Leonardo Da Vinci with the Wings of an Airplain works in background. Signed TT on right (Tadeusz Tchorzewski). Legend LEONARDO DA VINC1 1452-1519