1886 Leo XIII Opening of The Vatican Secret Archives Medal by Francesco Bianchi. Silver: 44MM Obv: Bust of The Pope facing left. Legend LEO.III.PONT.MAX.AN.VIII. Rev: Allegorical scene featuring four figures, one resting on a tablet which reads HISTORIA LVX VERTATIS (History sheds light on truthfulness). Legend HISTORIA.FVGIENTIVM.TESTIS.TEMPORVM.VERITATIS.LVCEM.ADFERT.ERVDITIE.POSTERITATI.MENDACIO.REIECTO.