Prayer
The Key to Salvation

Prayer: The Key To Salvation by Fr. Michael Mueller, C.SS.R., Priest of the Congregation of the Most Holy Redeemer, is a book every Catholic should read because according to the ordinary course of Divine Providence, man cannot be saved without praying. Shows the necessity of prayer for the just & for sinners, the power of the prayer of children and of the just, the conditions and qualities of prayer, etc.