Joyce, Sara's absolutely correct on the date of burial for Marguerite. The best source you can use for tracking your French Canadian ancestors is PRDH through the Universite de Montreal, which is available at this link: http://www.genealogy.umontreal.ca/en/public/RechEtatCivilIndividu.asphttp://www.genealogy.umontreal.ca/en/public/RechEtatCivilIndividu.asp
Let us know how you're part of the family. There seem to be very few of us researching the Ignace line (which is of course the best line!) It's always wonderful finding new cousins.