After his death , she married Dr. James Semans .
Mary Duke Biddle ( 1920 -- 2012 ) , who married Dr. Josiah Charles Trent .
After Josiah Charles Trent 's death , Mary Duke Biddle married Dr. James Semans .
Mary Duke Biddle ( 1920 -- 2012 ) , who married Dr. Josiah Charles Trent .