"1935" . . . "an exorcism" . "St. Louis Exorcism" . . . . . "Exorcism of Roland Doe" . . . . "demon(s) that possessed a 13-year-old boy on March 16, 1949" . . . . . "Exorcism of Roland Doe" . . "exorcism of Roland Doe" . . . "Roland Doe" . . . . "Robbie Mannheim" . "1949 case" . . . "Robbie Manheim" . . "Ronald Hunkeler" .