I am searching for my grandmother Mary Durgin. Born in 1899, died March 7, 1973 in Pittsfield, MA.Married a Henry Lavallee, but no date of marriage. Her parents were, Frank L. Durgin, and Melvina Boutin, from Canada. Henry Lavallee changed all thier names to LaFrance in October 1942. Can anyone help me with this? any help is greatly appreciated.