1. Homicide--epilepsy Author(s): Ray, Isaac, 1807-1881 Publication: [Utica? : s.n., 1867?] Subject(s): EpilepsyInsanity DefensePhiladelphiaNew York
2. What shall Philadelphia do for its paupers? Author(s): Ray, Isaac, 1807-1881 Publication: [Philadelphia] : Social Science Association of Philadelphia, [1873?] Subject(s): Almshouses -- standardsPhiladelphiaBlockley Almshouse.