First Saturdays in Honour of the Immaculate Conception
Some time of the day must be devoted to prayer, vocal or mental, in honour of Mary Immaculate, and the practice must be kept up for twelve consecutive first Saturdays (or Sundays); otherwise the indulgences will not be gained.
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254.Consecration to Our Lady by Blessed Louis Mary Grignon de Montfort. Plenary if said on the Immaculate Conception and April 28. I, II, III, IV. (See Instructions)
255.The Miraculous Medal and Ejaculation. 100 Days. T.Q. (Sec Instructions.)