Pio XI 1922-1939
Medaglia, 1927, AE 106 g., 60 mm, Opus : Silvio Silva Avers : EUNTES DOCETE OMNES GENTES PIUS XI
Revers : TERTIO EXEUNTE SAECULO A FUNDATIONE COLLEGII URB DE PROPAGANDA FIDE MDCXXVII MCMXXVII
Ref : Modesti 146, Patrignani p. 42 Conservation : PCGS SP63 BN