Brother Pierre Liauthaud, later Father, was the first disciple of Fr. Querbes and the first Novice Master at Vourles. This is a four volume collection. Volumes 1 and 2 are a compilation of the correspondence to and from Brother Liauthaud. Volumes 3 and 4 are the instructions on the statutes of the society used for the novices and parish cathecists, published in Vourles in 1849.