1931

• March 1, the newly completed stone monastery is blessed.

• November 13, the community moves into the new monastery whose conventual church is blessed by the Most Reverend Patrice‑Alexandre Chiasson, bishop of Chatham, on November 15.

1934

July 25, the community celebrates a double anniversary: the 25th anniversary of Dom Hippolyte Bru's priestly ordination, and the 50th anniversary of Dom Antoine Piana's religious profession.

Major renovations to the dam are completed.

1936

May 9, the old wooden monastery, converted into a potato warehouse, is destroyed by fire.

1937

• May 21, Dom Hippolyte Bru resigns and returns to France. Father Alyre Richard replaces him as temporary superior.

• August 15, a building to house the oblates is finished and opened.

1938

• July 19, the sawmill is destroyed by fire for the third time. Rebuilt, it will function until the 1950s.

• October 11, the newly appointed prior, Dom Chérubin Lenssen, from the abbey of Our Lady of Koningshoeven, Tilburg in Holland, arrives to take up his post.

• The piggery is built. The raising of hogs will cease in 1968.

• November 10, Dom Antoine Piana, the founder and first superior, dies.

1939

• June 18, the monastery passes from the ecclesiastical jurisdiction of the bishop of Bathurst (formerly Chatham), to that of the newly created Archbishopric of Moncton.

• Due to the war, the abbot of Bonnecombe delegates his canonical powers to the abbot of Oka for the duration.

1946

September 11, Dom Chérubin Lenssen is elected titular prior of Calvary and is installed by Dom Pacôme Gaboury, abbot of Oka.

1947

The monks begin the commercial production of cement blocks. This industry will be maintained until 1972.

1948

• January 13, the community embarks on the production of health products, which will be marketed under the generic label Monacad.

• May 29, the cornice around the roof is replaced, and the small belfry is removed. It is replaced by a cross.

• July 22, the cement block factory, the laundry, the carpentry workshop and the henhouse are all destroyed by fire.

1949

• The monks begin to quarry stone on an industrial basis. This ill‑fated industry will last until 1953, nearly bankrupting the monastery in the process.

• For lack of recruits, the boarding school is closed.

1951

• Dom François‑Xavier Huet, abbot of Our Lady of Mistassini, becomes Father Immediate of the priory for a period of two years, as a delegate of Dom Jean Bousquet, abbot of Bonnecombe, and with the approval of the General Chapter.

• July 15, thunder strikes the carpentry workshop and starts a fire.

1952

October 1, the 50th anniversary of the foundation is celebrated. Father Alphée‑J. Babineau, parish priest of Rogersville, publishes a brief history, in French, of the monastery.

1953

• October 11, Dom Chérubin Lenssen resigns as prior and returns to Holland. Father Alphonse Arsenault is appointed temporary superior.

• December 15, Dom Alphonse Arsenault is elected titular prior.

1954

• The second superior and first elected prior, Dom Hippolyte Bru, dies in Bonnecombe. He was the last surviving founder.

• May 31, carelessness causes the destruction by fire of the cobbler's shop.

• April, the monastery, in debt for more than $200,000 is threatened with seizure of property by Central Trust, in Moncton. Dom Alphonse Arsenault inaugurates a strict regimen of drastic economising.

1956

• The hothouse was built.

• October 6, a Pieta is erected on the grounds of the monastery, within the monastic enclosure. It is blessed and dedicated to the monastery's benefactors.

1957

Dom Alphonse Arsenault writes and publishes a short history, in French, of the monastery, intended as a recruitment tool.

1960

• March‑April, the first issue of the bimonthly The Sound of Our Bells is published. Both English and French editions will cease publication with the January‑February issue in 1971.

• September 17, the General Chapter elevates the priory to the rank of an abbey.

• The community begins the cultivation of Brussels sprouts, along with the entire rural farming community. The production is bought by the McCain agribusiness, based in Florenceville, N.B.

• November 25, Dom Alphonse Arsenault is elected first abbot of Our Lady of Calvary. His abbatial blessing, by the Most Reverend Norbert Robichaud, archbishop of Moncton, takes place in Rogersville's parish church on December 8, Feast of the Immaculate Conception.