In 1897 , he moved to the University of Pennsylvania to continue teaching history , and by 1908 had become a full professor .
The year following his return from Germany , Ames was hired as an assistant professor in the history department at Ohio State University .
In 1897 , Ames moved to the University of Pennsylvania to continue teaching history , and by 1908 had become a full professor .
The year following his return from Germany , Ames was hired as an assistant professor in the history department at Ohio State University .