I am one of the great grandsons of John Matuszewski. He was married to my great grandmother Jozefa Matuszewski and they produced 3 offspring, Stanley, Peter and Chester Matuszewski. Great grandpa John died at the age of 38 in 1919. Great grandma Jozefa remarried in either 1921 or 1922 to Antoni Sadowski (I'm having trouble locating documents to back this up but have heard from family this is what happened. Email me and we can exchange information.