I noticed on your excellent website Joseph-Adélard Gagnon + Marie- Jessie Bilodeau who married on 14 September 1887 Ste-Marie, Beauce, QC. Joseph-Adélard Gagnon is my dads' mothers' father. My dad is Henri Roy and his mother is Cecile Gagnon and her dad is Joseph-Adélard Gagnon.
Joseph-Adélard Gagnon born 1858 and Marie-Jessie Bilodeau born 1861 had at least five children. They and their children are listed here on the Census of 1911. See lines 8 through 14 here: http://www.automatedgenealogy.com/census11/Test16.jsp?id=150813
My grandmother's sister, Josephine Pomela Blouin, married Napoléon Bilodeau of Lowell Mass on 6 Dec 1900 at St. Jean Baptiste church in Lowell, MA. Napoleon, born 10 Oct 1878 at Bolton, QC. and baptized on the 12th, was the son of Pierre Bilodeau and Emerence Fortin. He died 14 Feb. 1953 in Lowell, MA and was buried at St. Joseph Cemetery, Chelmsford, MA. on 18 Feb. 1953 at age 74 according to cemetery records. If you want more info, let me know