" " decrease in committals, 38, 219, 230 " Reformatories for young offenders, 87 Pentonville Prison, 25, 26, 64, 65 Philadelphian and Auburn Systems, 24, 63 Philanthropic Association, 88 Physical criminal type, 203 Police Supervision, 20, 33 Population, prison-fall in (See also 'Statistics'), 46, 73, 114, 219, 223 Positive School of Criminology, 199 Prevention of Crimes Act, 1871, 36 Prevention of Crime Act, 1908, 51, 82, 94 Preventive Detention: the Advisory Committee, 54, 55 " " conditional release, 54 " " definition of, 49, 57 " " extension to penal servitude system, 14 " " objects of, 12, 51, 52 " " Memo, explanatory of Act of 1908, 51 " " 'parole' lines, 53 " " rules for, 53, 265 " " statistics of men discharged, 54 Prison Act 1778, 23, 24, 61 " " 1781, 61 " " 1823, 62 " " 1824, 25 " " 1835, 59, 66 " " 1839, 64 " " 1844, 66 " " 1865, 67, 134 " " 1877, 18, 69, 136 " " 1898, 46, 78 Prison Commission, The, 18 Prisons, &c. description of, 18, 60 Prisons Reform, meaning of, 1 " " in the future, 12 Probation, Act of 1887, and Summary Jurisdiction Act, 1879, 110 " " 1907, 21, 111 " New York State Probation Commission, 112 " indispensable to criminal justice, 113 " English and Foreign systems, 107 " national system of, 13 " statistics of, 111 Professional criminals, 49, 50 Progressive Stage System, 28, 34, 39 Punishments for prison offences (See also 'Corporal Punishment'), 34, 47, 68, 70 Public Works, 26, 35, 131 Recidivism, statistics of, &c., 115, 183, 221, 229 Recidivist class in convict prisons, 41, 57, 230 Reform, prison, 1 Reformatory Schools Act, 1854, 89 Remission of sentence, 38, 81 Reporting to police, 36, 38 Rules for the government of Prisons, 66, 67, 71, 78 Sanitary condition of prisons, 186 Second Division prisoners, 38 Secondary Punishments, 36 Sentences to penal servitude, decrease in number, 38 " " " increase after Act of 1871, 36 " " " minimum term reduced, 31, 38 Separate Confinement--and Pentonville Prison, 25, 26, 64 " " Reports of Commissioners of Pentonville, 26, 64 " " History of, 42 " " present terms for convicts, 46 'Separate' and 'Silent' Systems, 24, 63 Short sentences, 73, 83, 224 Silence, the law of, 7 'Special' class of convicts, 40 Spike Island, 29 Staff of Prisons, 10, 197 Stages, Progressive, 28, 34, 39 'Star' Class, 37, 40 State, transfer of prisons to, 18, 69, 71