8 - (1848)
Commemoration of the Nativity of Mary, patron saint of Mother de la Nativité.

8 - (1994)
"Share your Heritage" - Distribution of the Positio during the celebration of the Eucharist presided by Father Yvon Beaudoin, o.m.i., rapporteur at the CCS, Rome.

10 - (1987)
Appointment of sister Gisèle Boucher as responsible for the File of the Cause of Rosalie Cadron-Jetté.

13 - (1989)
Thirty(30) lay people meeting to consider the canonisation of Rosalie Cadron Jetté, state that the founder is a "source of inspiration and of prophetic intervention in the world."

16 - (1846)
Arrival as associate of Lucie Lecourtois (Sister Marie-des-Sept-Douleurs), single, 36 years old.

16 - (1846)
Arrival of Marguerite Gagnon (Sister St-François-de-Sales) 25 years old.   She leaves on September 18, 1849.

17 - (1846)
Arrival as associate of Josephte Malo (Sister Ste-Jeanne-de-Chantal), widow of Alexis Galipeau, 46 years old.

23 - (1823)
Birth, death and inhumation of the 7th child (anonymous) of Rosalie Cadron and Jean-Marie Jetté, in the parish of Saint-François-Xavier de Verchères.

24 - (1848)
Commemoration of Mary, Mother of Misericordia, patron saint of the Institute.

25 - (1979)
Anniversary of the founding of the "Friends of the Institute".

29 - (1822)
Move of the Jetté family from Lavaltrie to Verchèrres, and after two years, in 1824, to Saint-Hyacinthe.

29 - (1835)
Marriage of Joseph Jean-Marie Jetté, son of Rosalie Cadron and Jean-Marie Jetté, to Marguerite Gallant, in Montréal.

30 - (1897)
Death of Saint Theresa of the Holy Child, designated celestial postulator in 1950.