All the Schellentrager's of Cleveland, Ohio are related. You will find they are originally from Germany and the name was Schellentraeger and most likely Von Schellentrager. Of these families one was William Emil Schellentrager, aka. Emil Willam Schellentrager who married Kathryn Moran (Catherine Moran) and was known as Katie. Of their children they had a daughter Kathryn Lois Schellentrager born 10/31/1892 Cleveland, Ohio and who died in the 1960's in Cleveland, Ohio. She married twice(both divorced). First marriage was in Cleveland, Ohio 9/29/1914 to Nelson Ray Oswald, they divorced c.1928 and had 4 children, James, June, Betty and Robert Oswald. Kathryn Lois Schellntrager Oswald remarried a second time to Walter Tebbutt,the marriage was short childlish and after the divorce her former married name was restored to Oswald. It is possible that your great aunt Christine Grant was married to a brother or relative of Kathryn Lois. These records are public and can be viewed or ordered from the Cuyahoga County Clerk of Courts. It should yield a great deal of information. The marriage records for Cuyahoga County, Ohio are online from early 1800's to present and this should tell you which Schellentrager she married. Once you order the marriage record it will list all his vital statistics, birthplace and his parentage.