The Fatima Center - In 1830 the Blessed Mother appeared three times at the motherhouse of the Sisters of Charity of St. Vincent de Paul on the rue de Bac in Paris. She manifested Herself to the humble postulant Sister (now Saint) Catherine Labouré. Here is how the Saint described the encounter when the Medal of the Immaculate Conception was revealed: “Her feet rested on a white globe … I saw three rings on each of Her fingers, graduated in size, the largest one near the base of the finger, one of medium size in the middle, the smallest one at the tip set with gems of proportionate size, some larger and others smaller …