The parents of Clara Corriveau are Cleophas Corriveau b: july 10th 1842 in Drumondville Que. and Malvina Girard b: ca 1850 in St-Germain de Grantham, Que. They maried on july 7th 1868 in St-Germain de Grantham, Que.
Joseph Chevrette, I don't have his parents and I have july 18th 1891 in Hookset Nh. for his mariage date with Clara.
I'll see if I can get that date for you when I come back next week.