1. Report of an examination of the eyes of one hundred and sixty-seven inmates of the Pennsylvania Institution for the Instruction of the Blind Author(s): Harlan, George C. (George Cuvier), 1835-1909 Publication: [Philadelphia?] : [publisher not identified], [1873] Subject(s): Eye Diseases -- diagnosisBlindness -- etiologyPhiladelphiaPennsylvania Institution for the Instruction of the Blind.
