The 1915 Oregon Agricultural Aggies football team played their home games at Bell Field in a city in central western Oregon, that is the county seat of what county?
1915 Oregon Agricultural Aggies football team:  The team played its home games at Bell Field in Corvallis, Oregon. Corvallis, Oregon: Corvallis is a city in central western Oregon, United States. Corvallis, Oregon:  It is the county seat of Benton County and the principal city of the Corvallis, Oregon Metropolitan Statistical Area, which encompasses all of Benton County.
Benton County